Suicide bomber hits Pakistan bus

ISLAMABAD, Pakistan, July 2 (UPI) -- A suicide bomber rammed his motorcycle into a Pakistani government bus Thursday, causing an explosion that killed at least six people, police said.

Twenty-five others were injured in the incident in Rawalpindi, near Islamabad.

Rawalpindi police officials said the bus was carrying employees of the ministry's atomic energy research

sector. The bomber ran into the bus's gas tank, officers told CNN.