A relatively heavy explosion rocked Kandahar city the provincial capital of Kandahar province in South of Afghanistan this afternoon.

According to the preliminary reports, the incident took place after a suicide bomber detonated a vehicle packed with explosives.

A security source in Kandahar says the incident has taken place in the vicinity of the 4th police district of the city and as a result at least two people have been killed and twenty five others have sustained injuries.

The provincial hospital officials are saying that the dead bodies of at least six people have been shifted to the hospital along with at least 30 others who have sustained injuries.

However, another source says at least 9 people have been killed and more than 30 others have sustained injuries in the attack.

This is a developing story and will be updated as new information becomes available.