Explosion at Pakistan bank branch kills at least 15

People and paramilitary personnel clear the rubble after a blast in an industrial area in Karachi, Pakistan December 18, 2021. REUTERS/Akhtar Soomro

KARACHI, Pakistan (Reuters) -At least 15 people were killed and 16 others injured in an explosion on Saturday at a bank branch in Karachi's industrial area, police said.

A senior police officer said the blast at a branch of Habib Bank Limited, Pakistan's largest lender, could have been caused by a gas leak, Sarfaraz Nawaz also told reporters that the building appeared to have been constructed over a sewage drain.