Kabul blast
Kabul blastReuters

Update: 11.16 a.m. IST: The suicide attack on Monday killed three and injured 18 members of the Afghan National Army.

A car bomb was used to attack the 209 Shaheen Military Corps, a spokesman for acting provincial governor Munir Ahmad, was quoted as saying by TOLO News.

"The condition of three of the injured is not good," Ahmad added. 

Original Story: A suicide attack on Monday, targeting the Afghan National Army in Balkh province, killed 20 and injured many, reports said.

The attacker hit a bus transporting the Afghan army in the city of Mazar-e-Sharif.

Taliban has reportedly claimed responsibility for the attack, but no official confirmation is available at the moment. 

More details are awaited.

Less than a week back, a suicide bomber killed 20 people in Kabul, the capital city of Afghanistan. The blast also wounded  29 people, reported BBC