At least 13 people, including two members of the Border Security Force, were seriously injured in a grenade explosion at Khudwani in south Kashmir's Anantnag district on Saturday afternoon, police in Srinagar said.

They said that militants hurled a grenade on a passing BSF vehicle, injuring soldiers and bystanders.

The police have shifted the injured to Anantnag hospital.

No one has claimed responsibility for the blast.