A Pakistani government prosecutor said Friday he will challenge a court order granting bail to the alleged mastermind of the 2008 terror attacks in Mumbai, which sparked strong condemnation from India.

Zaki-ur-Rehman Lakhvi is accused of planning the 60-hour siege on India's commercial capital that left 166 people dead and was blamed on the banned Pakistani militant group Lashkar-e-Taiba (LeT).

A militant group Friday claimed responsibility for a suicide bombing targeting the head of a leading Pakistani religious political party.

Maulana Fazlur Rehman, head of the Jamiat Ulema-e-Islam Fazl (JUI-F) party escaped unscathed from the blast after addressing a rally in the capital of Pakistan's restive Baluchistan province on Thursday.

At least 10 people including two children and as many women were killed when a bus fell down a hill just northeast of Pakistan's capital Islamabad, officials said on Sunday.

The bus, which was carrying 20 passengers from the hill town of Murree to Rawalpindi, lost traction on a slippery road amid rainfall, rolling on its side as it fell down a slope.

Unidentified gunmen riding a motorcycle on Tuesday killed a senior Shiite director of a university along with his driver in Pakistan's central Punjab province, officials said.

In an apparent targeted sectarian attack, Syed Shabir Hussain Shah, director of student affairs at a university in the eastern city of Gujrat city in Punjab province, was attacked while on his way to the campus.

Pakistan on Sunday ordered an inquiry into sectarian violence in the garrison city of Rawalpindi that killed nine people, injured 60 and sparked clashes around the country, officials said.

Fighting erupted on Friday in the garrison-city, which neighbors the capital Islamabad, when a procession by Shiite Muslims to mark the most important day of the mourning month of Muharram coincided with a sermon at a nearby Sunni mosque.

Pakistan on Saturday imposed a curfew in the city of Rawalpindi where sectarian clashes left nine people dead and more than 60 injured, officials said.

Violence erupted on Friday in the garrison-city, which neighbors the capital Islamabad, when a procession by Shiite Muslims to mark the most important day of the mourning month of Muharram coincided with a sermon at a nearby Sunni mosque.