Last Updated: Bangladesh: 7 Killed, 50 Injured In Building Collapse After Massive Explosion A commercial building collapsed in Bangladesh on Sunday after a massive explosion, killing at least seven people and leaving 50 others injured. Image: PTI/Representative Image Following a massive explosion, a commercial building collapsed in Bangladesh's national capital Dhaka on Sunday, killing at least seven people and leaving 50 others injured. Although the authorities initially suspected it to have been caused by gas cylinder blasts, the exact cause of the blast is still not known, the local media reported. A five-member committee has been formed to investigate the explosion. Dhaka Metropolitan Police (DMP) Commissioner Shafiqul Islam visited the spot at 10.30 pm and said, "Seven people were killed in the explosion. We have come to know that at least 50 people were injured in the incident." The DMP added that they did not find any evidence of an act of sabotage that could cause the explosion in the building.