At least 12 people were killed and 30 others were injured when a suicide bomber detonated an explosives-laden vehicle at a checkpoint in Dera Ismail Khan, in northwestern Pakistan, according to NDTV.
NDTV reported that the blast struck the checkpoint, and that gunmen later opened fire on an ambulance that was responding to the victims. Al Jazeera also reported the death toll, describing the incide
The reports differ slightly on the number of fatalities, with most outlets citing at least 12 dead. No group has been named in the reporting as having claimed responsibility for the attack.

Casualty figures from the immediate aftermath of such attacks often change as authorities confirm details and hospitals update the condition of the wounded.
What to watch next: whether officials release a confirmed death toll and whether any group claims responsibility for the bombing.
A suicide bomber detonated a vehicle at a checkpoint in Dera Ismail Khan, Pakistan, killing at least 12 people and wound