According to local authorities in northern Faryab province of at least 15 people including three Afghan police officers were injured and an Afghan woman was killed following a blast in this province.
Provincial security chief spokesman Syed Massoud Yaqoubi confirming the report said the incident took place after explosives packed in a motorcycle went off in Pashtun Kot district.
In the meantime local authorities in eastern Afghanistan said a bomb exploded in an open-air market in Khost province, killing two small children.
Provincial governor media office following a statement said the bomb was hidden under a stall in the main bazaar in Sabari district.
The source further added it went off Wednesday while a group of police officers were passing by. The statement says no police officers were affected, though another four civilians were wounded in the blast.
No group including the Taliban militants has so far claimed responsibility behind the incident.