Police officers point their weapons at demonstrators protesting against the shooting death of Michael Brown in Ferguson, Missouri
Police officers point their weapons at demonstrators protesting against the shooting death of Michael Brown in Ferguson, Missouri August 18, 2014. Police fired tear gas and stun grenades at protesters on Monday after days of unrest sparked by the fatal shooting of unarmed black teenager Michael Brown by a white policeman. REUTERS/Joshua Lott (UNITED STATES - Tags: CRIME LAW CIVIL UNREST)
Police officers raise their weapons at a car speeding in their general direction during a protest in reaction to the shooting of Michael Brown near Ferguson, Missouri
Police officers raise their weapons at a car speeding in their general direction as rowdy group of demonstrators stands on the sidewalk during a protest in reaction to the shooting of Michael Brown near Ferguson, Missouri August 18, 2014. Police fired tear gas and stun grenades at protesters in Ferguson, Missouri on Monday, after days of unrest sparked by the fatal shooting of an unarmed black teenager by a white policeman. REUTERS/Lucas Jackson (UNITED STATES - Tags: CIVIL UNREST CRIME LAW SOCIETY)
A protester involved with a rowdy group of demonstrators walks by a cloud of tear gas during further protests in reaction to the shooting of Michael Brown near Ferguson, Missouri
A protester involved with a rowdy group of demonstrators walks by a cloud of tear gas during further protests in reaction to the shooting of Michael Brown near Ferguson, Missouri August 18, 2014. Police fired tear gas and stun grenades at protesters in Ferguson, Missouri on Monday, after days of unrest sparked by the fatal shooting of an unarmed black teenager by a white policeman. REUTERS/Lucas Jackson (UNITED STATES - Tags: CIVIL UNREST CRIME LAW SOCIETY)
A police officer raises his weapon at a car speeding in his general direction during further protests in reaction to the shooting of Michael Brown near Ferguson, Missouri
A police officer raises his weapon at a car speeding in his general direction as a more vocal and confrontational group of demonstrators stands on the sidewalk during further protests in reaction to the shooting of Michael Brown near Ferguson, Missouri August 18, 2014. Police fired tear gas and stun grenades at protesters in Ferguson, Missouri on Monday, after days of unrest sparked by the fatal shooting of an unarmed black teenager by a white policeman. REUTERS/Lucas Jackson (UNITED STATES - Tags: CIVIL UNREST CRIME LAW SOCIETY TPX IMAGES OF THE DAY)
Demonstrators stop in front of a store to alleviate the effects of tear gas on West Florissant during further protests in reaction to the shooting of Michael Brown near Ferguson, Missouri
Demonstrators stop in front of a store to alleviate the effects of tear gas on West Florissant during further protests in reaction to the shooting of Michael Brown near Ferguson, Missouri August 18, 2014. Police fired tear gas and stun grenades at protesters in Ferguson, Missouri on Monday, after days of unrest sparked by the fatal shooting of an unarmed black teenager by a white policeman. REUTERS/Lucas Jackson (UNITED STATES - Tags: CIVIL UNREST CRIME LAW SOCIETY)
A supporter of Imran Khan wears a Khan shirt as he rests during the Freedom March in Islamabad
A supporter of Imran Khan, cricketer-turned-opposition politician and chairman of the Pakistan Tehreek-e-Insaf (PTI) political party, wears a shirt with Khan's image on it as he rests with others in a tent during the Freedom March in Islamabad August 19, 2014. Pakistan's opposition leader Imran Khan said on Monday he will lead demonstrations into Islamabad's central "Red Zone", a heavily protected area and home to major government offices and Western embassies. REUTERS/Akhtar Soomro (PAKISTAN - Tags: POLITICS CIVIL UNREST TPX IMAGES OF THE DAY)
A police officer points a spotlight at a more vocal and confrontational group of demonstrators during further protests in reaction to the shooting of Michael Brown, near Ferguson
A police officer points a spotlight at a more vocal and confrontational group of demonstrators during further protests in reaction to the shooting of Michael Brown, near Ferguson, Missouri August 18, 2014. Police fired tear gas and stun grenades at protesters in Ferguson, Missouri on Monday, after days of unrest sparked by the fatal shooting of an unarmed black teenager by a white policeman. REUTERS/Lucas Jackson (UNITED STATES - Tags: CIVIL UNREST CRIME LAW TPX IMAGES OF THE DAY)
A supporter of Imran Khan wears a Khan shirt as he rests during the Freedom March in Islamabad
A supporter of Imran Khan, cricketer-turned-opposition politician and chairman of the Pakistan Tehreek-e-Insaf (PTI) political party, wears a shirt with Khan's image on it as he rests with others in a tent during the Freedom March in Islamabad August 19, 2014. Pakistan's opposition leader Imran Khan said on Monday he will lead demonstrations into Islamabad's central "Red Zone", a heavily protected area and home to major government offices and Western embassies. REUTERS/Akhtar Soomro (PAKISTAN - Tags: POLITICS CIVIL UNREST)
Protesters involved with a more vocal and confrontational group of demonstrators, stand off against police officers during further protests in reaction to the shooting of Michael Brown, near Ferguson
Protesters involved with a more vocal and confrontational group of demonstrators, stand off against police officers during further protests in reaction to the shooting of Michael Brown, near Ferguson, Missouri August 18, 2014. Police fired tear gas and stun grenades at protesters in Ferguson, Missouri on Monday, after days of unrest sparked by the fatal shooting of an unarmed black teenager by a white policeman. REUTERS/Lucas Jackson (UNITED STATES - Tags: CIVIL UNREST CRIME LAW TPX IMAGES OF THE DAY)
Demonstrators march down West Florissant during a peaceful march in reaction to the shooting of Michael Brown near Ferguson, Missouri
Demonstrators march down West Florissant during a peaceful march in reaction to the shooting of Michael Brown near Ferguson, Missouri August 18, 2014. Missouri's governor lifted the curfew for the St. Louis suburb of Ferguson on Monday as National Guard troops were called out after days of violent unrest sparked by the fatal shooting of an unarmed black teenager by a white policeman. REUTERS/Lucas Jackson (UNITED STATES - Tags: CIVIL UNREST CRIME LAW TPX IMAGES OF THE DAY)