ISLAMABAD, Jan. 1 (Xinhua) -- At least three people were killed and 29 others injured in a suicide car bomb attack on a pilgrims' bus in Pakistan's southwestern city of Quetta late Wednesday, local media and officials said.
Deputy Inspector General of Police Muhammad Mubin said that a suicide bomber rammed his explosive-laden vehicle into the bus in Akhtarabad area of Quetta.
Rescuers, police and paramilitary forces rushed to the site and shifted the bodies and injured to the Bolan Medical Complex and Combined Military Hospital in the city.
According to rescue workers, the death toll may rise as five of the injured were in critical condition.
The bus was coming from Iran with around 50 pilgrims on board who were returning home after paying homage to holy places in Iran and Iraq.
A police mobile escorting the bus also came under attack injuring five policemen.
The injured said that some unknown people opened fire at the bus after the suicide attack.
No group has claimed responsibility for the attack yet.