Tahir ul-Qadri, Sufi cleric and leader of political party Pakistan Awami Tehreek (PAT),addresses supporters during the Revolution March in Islamabad
Tahir ul-Qadri, Sufi cleric and leader of political party Pakistan Awami Tehreek (PAT),addresses supporters during the Revolution March in Islamabad August 31, 2014. Thousands of protesters massed outside the residence of Pakistani Prime Minister Nawaz Sharif on Saturday to demand he step down, after efforts to find a negotiated solution to the country's political crisis failed.Pakistan has been gripped by unrest for more than two weeks, with protest leaders Imran Khan and Tahir ul-Qadri saying they will not back back down unless Prime Minister Nawaz Sharif resigns. On Saturday Sharif once again said he would not go. REUTERS/Akhtar Soomro (PAKISTAN - Tags: POLITICS CIVIL UNREST)
Tahir ul-Qadri, Sufi cleric and leader of political party Pakistan Awami Tehreek (PAT),addresses supporters during the Revolution March in Islamabad
Tahir ul-Qadri, Sufi cleric and leader of political party Pakistan Awami Tehreek (PAT),addresses supporters during the Revolution March in Islamabad August 31, 2014. Thousands of protesters massed outside the residence of Pakistani Prime Minister Nawaz Sharif on Saturday to demand he step down, after efforts to find a negotiated solution to the country's political crisis failed.Pakistan has been gripped by unrest for more than two weeks, with protest leaders Imran Khan and Tahir ul-Qadri saying they will not back back down unless Prime Minister Nawaz Sharif resigns. On Saturday Sharif once again said he would not go. REUTERS/Akhtar Soomro (PAKISTAN - Tags: POLITICS CIVIL UNREST)
A medic tends to a police officer who was injured during clashes with supporters of Tahir ul-Qadri during the Revolution March in Islamabad
A medic tends to a police officer who was injured during clashes with supporters of Tahir ul-Qadri, Sufi cleric and leader of political party Pakistan Awami Tehreek (PAT), during the Revolution March in Islamabad August 31, 2014. Thousands of protesters massed outside the residence of Pakistani Prime Minister Nawaz Sharif on Saturday to demand he step down, after efforts to find a negotiated solution to the country's political crisis failed.Pakistan has been gripped by unrest for more than two weeks, with protest leaders Imran Khan and Tahir ul-Qadri saying they will not back back down unless Prime Minister Nawaz Sharif resigns. On Saturday Sharif once again said he would not go. REUTERS/Zohra Bensemra (PAKISTAN - Tags: POLITICS CIVIL UNREST)
Riot police clash with supporters of Tahir ul-Qadri, Sufi cleric and leader of political party Pakistan Awami Tehreek (PAT), during the Revolution March in Islamabad
Riot police clash with supporters of Tahir ul-Qadri, Sufi cleric and leader of political party Pakistan Awami Tehreek (PAT), during the Revolution March in Islamabad August 31, 2014. Thousands of protesters massed outside the residence of Pakistani Prime Minister Nawaz Sharif on Saturday to demand he step down, after efforts to find a negotiated solution to the country's political crisis failed.Pakistan has been gripped by unrest for more than two weeks, with protest leaders Imran Khan and Tahir ul-Qadri saying they will not back back down unless Prime Minister Nawaz Sharif resigns. On Saturday Sharif once again said he would not go. REUTERS/Zohra Bensemra (PAKISTAN - Tags: POLITICS CIVIL UNREST TPX IMAGES OF THE DAY)
Riot police run away from supporters of Tahir ul-Qadri, Sufi cleric and leader of political party Pakistan Awami Tehreek (PAT), during the Revolution March in Islamabad
Riot police run away from supporters of Tahir ul-Qadri, Sufi cleric and leader of political party Pakistan Awami Tehreek (PAT), during the Revolution March in Islamabad August 31, 2014. Thousands of protesters massed outside the residence of Pakistani Prime Minister Nawaz Sharif on Saturday to demand he step down, after efforts to find a negotiated solution to the country's political crisis failed.Pakistan has been gripped by unrest for more than two weeks, with protest leaders Imran Khan and Tahir ul-Qadri saying they will not back back down unless Prime Minister Nawaz Sharif resigns. On Saturday Sharif once again said he would not go. REUTERS/Akhtar Soomro (PAKISTAN - Tags: POLITICS CIVIL UNREST)
Supporters of Tahir ul-Qadri, Sufi cleric and leader of political party Pakistan Awami Tehreek (PAT), stand around empty gas canisters and rubber bullet casings after clashes with riot police during the Revolution March in Islamabad
Supporters of Tahir ul-Qadri, Sufi cleric and leader of political party Pakistan Awami Tehreek (PAT), stand around empty gas canisters and rubber bullet casings after clashes with riot police during the Revolution March in Islamabad August 31, 2014. Thousands of protesters massed outside the residence of Pakistani Prime Minister Nawaz Sharif on Saturday to demand he step down, after efforts to find a negotiated solution to the country's political crisis failed.Pakistan has been gripped by unrest for more than two weeks, with protest leaders Imran Khan and Tahir ul-Qadri saying they will not back back down unless Prime Minister Nawaz Sharif resigns. On Saturday Sharif once again said he would not go. REUTERS/AFaisal Mahmood (PAKISTAN - Tags: POLITICS CIVIL UNREST TPX IMAGES OF THE DAY)
Riot police run away from supporters of Tahir ul-Qadri, Sufi cleric and leader of political party Pakistan Awami Tehreek (PAT), during the Revolution March in Islamabad
Riot police run away from supporters of Tahir ul-Qadri, Sufi cleric and leader of political party Pakistan Awami Tehreek (PAT), during the Revolution March in Islamabad August 31, 2014. Thousands of protesters massed outside the residence of Pakistani Prime Minister Nawaz Sharif on Saturday to demand he step down, after efforts to find a negotiated solution to the country's political crisis failed.Pakistan has been gripped by unrest for more than two weeks, with protest leaders Imran Khan and Tahir ul-Qadri saying they will not back back down unless Prime Minister Nawaz Sharif resigns. On Saturday Sharif once again said he would not go. REUTERS/Faisal Mahmood (PAKISTAN - Tags: POLITICS CIVIL UNREST)
Imran Khan(C), the Chairman of the Pakistan Tehreek-e-Insaf (PTI) political party, addresses supporters during the Revolution March in Islamabad
Imran Khan(C), the Chairman of the Pakistan Tehreek-e-Insaf (PTI) political party, addresses supporters during the Revolution March in Islamabad August 31, 2014. Thousands of protesters massed outside the residence of Pakistani Prime Minister Nawaz Sharif on Saturday to demand he step down, after efforts to find a negotiated solution to the country's political crisis failed.Pakistan has been gripped by unrest for more than two weeks, with protest leaders Imran Khan and Tahir ul-Qadri saying they will not back back down unless Prime Minister Nawaz Sharif resigns. On Saturday Sharif once again said he would not go. REUTERS/Faisal Mahmood (PAKISTAN - Tags: POLITICS CIVIL UNREST)
Supporters of Tahir ul-Qadri, Sufi cleric and leader of political party Pakistan Awami Tehreek (PAT),clash with riot police during the Revolution March in Islamabad
Supporters of Tahir ul-Qadri, Sufi cleric and leader of political party Pakistan Awami Tehreek (PAT),clash with riot police during the Revolution March in Islamabad August 31, 2014. Thousands of protesters massed outside the residence of Pakistani Prime Minister Nawaz Sharif on Saturday to demand he step down, after efforts to find a negotiated solution to the country's political crisis failed.Pakistan has been gripped by unrest for more than two weeks, with protest leaders Imran Khan and Tahir ul-Qadri saying they will not back back down unless Prime Minister Nawaz Sharif resigns. On Saturday Sharif once again said he would not go. REUTERS/Akhtar Soomro (PAKISTAN - Tags: POLITICS CIVIL UNREST)
Supporters of Qadri drag stones along a street during the Revolution March in Islamabad
Supporters of Tahir ul-Qadri, Sufi cleric and leader of political party Pakistan Awami Tehreek (PAT), drag stones along a street during the Revolution March in Islamabad August 31, 2014. Thousands of protesters massed outside the residence of Pakistani Prime Minister Nawaz Sharif on Saturday to demand he step down, after efforts to find a negotiated solution to the country's political crisis failed.Pakistan has been gripped by unrest for more than two weeks, with protest leaders Imran Khan and Tahir ul-Qadri saying they will not back back down unless Prime Minister Nawaz Sharif resigns. On Saturday Sharif once again said he would not go. REUTERS/Zohra Bensemra (PAKISTAN - Tags: POLITICS CIVIL UNREST)