A car bomb exploded outside a bank in the southern province of Helmand province, at least 20 people were killed and dozens more injured.

Official government officials confirmed the death. However, the number of deaths is expected to increase further.The BBC's brief report was released on Thursday.Afghanistan-based news agency Tolo News says gunmen entered a bank there after a car bomb blast. During the gunfire, gunfire started with security guards.Most casualties are civilians and security guards. No one claimed responsibility for the incident immediately.But in recent months Taliban and Islamic State (IS) have been carrying suicide attacks in the area.