Afghanistan, May 2 -- An explosion struck Kabul's Khair Khana area, targeting a checkpoint, with casualties unclear and no official comment so far.

An explosion struck the Khair Khana area of Kabul on Saturday morning, with sources saying the blast occurred around 8:30 a.m. at Qala-e-Najarha intersection. Initial reports indicate the explosion targeted a security checkpoint, but details remain limited.

Sources said the blast was caused by an improvised explosive device planted at the site. The extent of casualties or damage has not yet been confirmed, and officials have not commented so far on the incident.

In a separate development, another explosion was reported late Friday near the provincial governor's office building in Logar Provin...