The day's deadliest attack targeted the checkpoint on the outskirts of Lashkar Gah, the capital of Helmand province, killing eight people and wounding 23, said Omar Zwak, the spokesman for the provincial governor. The dead included six civilians and two police officers, he said.
Alam Yar, a doctor at a hospital in Lashkar Gah, said 20 wounded people and four dead bodies had been brought there. A separate roadside bombing killed four people and wounded five, police said.
In Baghlan province in northern Afghanistan, another bomb exploded near a hospital, killing one civilian and wounding 16, a senior police official said. The official said that the target of the bomb in the provincial capital, Puli Khumri, was a police vehicle, though no police officer was wounded.
The official spoke on condition of anonymity as he wasn't authorized to speak to journalists.