Parachinar is a city and the capital of the Kurram District in the province of Khyber Pakhtunkhwa, Pakistan. Parachinar is situated on the west of Peshawar, that juts into the Paktia, Logar and Nangarhar provinces of Afghanistan. From Wikipedia
The ambush targeted Shiite Muslim passengers in a region plagued by escalating sectarian violence, leaving dozens dead and injured.
