A policeman stands guard near the residence of Musharraf in Karachi
A policeman stands guard near the residence of former President Pervez Musharraf, head of the All Pakistan Muslim League (APML) political party, in Karachi April 20, 2014. According to local media Musharraf arrived in Karachi on Saturday evening for a visit after his indictment on treason charges in a special court in Islamabad. The charges relate to his suspension of the constitution and imposition of emergency rule in 2007, when he was trying to extend his rule as president. REUTERS/Akhtar Soomro (PAKISTAN - Tags: CRIME LAW POLITICS CIVIL UNREST)
A supporter of Musharraf displays a welcome sign as he gets his picture taken, during a rally in Karachi
A supporter of former President Pervez Musharraf, head of the All Pakistan Muslim League (APML) political party, displays a welcome sign as he gets his picture taken, during a rally to show solidarity with his leader and the Pakistan army, along with others in Karachi April 20, 2014. According to local media Musharraf arrived in Karachi on Saturday evening for a visit after his indictment on treason charges in a special court in Islamabad. The charges relate to his suspension of the constitution and imposition of emergency rule in 2007, when he was trying to extend his rule as president. REUTERS/Akhtar Soomro (PAKISTAN - Tags: CRIME LAW POLITICS CIVIL UNREST)
A supporter of Musharraf holds a placard before a rally in Karachi
A supporter (2nd R) of former President Pervez Musharraf, head of the All Pakistan Muslim League (APML) political party, holds a placard next to others supporters before a rally to show solidarity with their leader and Pakistan army, in Karachi April 20, 2014. According to local media Musharraf arrived in Karachi on Saturday evening for a visit after his indictment on treason charges in a special court in Islamabad. The charges relate to his suspension of the constitution and imposition of emergency rule in 2007, when he was trying to extend his rule as president. REUTERS/Akhtar Soomro (PAKISTAN - Tags: CRIME LAW POLITICS CIVIL UNREST)
Supporters of Musharraf chant slogans during a rally in Karachi
Supporters of former President Pervez Musharraf, head of the All Pakistan Muslim League (APML) political party, chant slogans during a rally to show solidarity with their leader and the Pakistan army, in Karachi April 20, 2014. According to local media, Musharraf arrived in Karachi on Saturday evening for a visit after his indictment on treason charges in a special court in Islamabad. The charges relate to his suspension of the constitution and imposition of emergency rule in 2007, when he was trying to extend his rule as president. REUTERS/Akhtar Soomro (PAKISTAN - Tags: CRIME LAW POLITICS CIVIL UNREST)
Policeman stands near a damaged passenger bus at an accident site in the town of Sukkur
A policeman stands near a damaged passenger bus at an accident site in the town of Sukkur April 20, 2014. At least 41 people were killed and several others were injured Sunday morning in a bus-trailer collision on the National Highway in Sukkur district located in Sindh province, local media reported. The bus, which was carrying more than 50 passengers, was travelling from Dera Ghazi Khan in the central Punjab province to the port city of Karachi when it hit the vehicle coming from the opposite direction, security personnel said. REUTERS/Shoaib Ahmed (PAKISTAN - Tags: POLITICS CIVIL UNREST TRANSPORT)
Rescue workers attempt to pull passengers out of a bus after an accident with a trailer in the town of Sukkur
Rescue workers attempt to pull passengers out of a bus (R) after an accident with a trailer in the town of Sukkur April 20, 2014. At least 41 people were killed and several others injured Sunday morning in a bus-trailer collision on the National Highway in Sukkur district located in Sindh province, local media reported. The bus, which was carrying more than 50 passengers, was travelling from Dera Ghazi Khan in the central Punjab province to the port city of Karachi when it hit the vehicle coming from the opposite direction, security personnel said. REUTERS/Shoaib Ahmed (PAKISTAN - Tags: POLITICS CIVIL UNREST TRANSPORT TPX IMAGES OF THE DAY)
A policeman shows the media a bullet hole in the door of a car which belongs to journalist Hamid Mir, at a local hospital in Karachi
A policeman shows the media a bullet hole in the door of a car which belongs to journalist Hamid Mir, at a local hospital in Karachi April 19, 2014. Unknown gunmen on motorcycles opened fire and injured a reporter and television anchorperson Mir in Karachi on Saturday, local media reported. REUTERS/Athar Hussain (PAKISTAN - Tags: MEDIA CIVIL UNREST CRIME LAW)
Gunmen kidnap two Pakistani U.N. staff members from Karachi
PAKISTAN-KIDNAPPING/UN:Gunmen kidnap two Pakistani U.N. staff members from Karachi
Pakistani police arrest 6 suspected militant assassins
PAKISTAN-MILITANTS/ARRESTS:Pakistani police arrest 6 suspected militant assassins