In Afghanistan's southern Kandahar province, a once-thriving business of trading car parts from far-flung places has screeched to a halt due to conflicts at the country's borders.

In Afghanistan's southern Kandahar province, a once-thriving business of trading car parts from far-flung places has screeched to a halt due to conflicts at the country's borders.

Afghanistan's vital car parts trade in Spin Boldak has ground to a halt, crippled by escalating border conflicts with Pakistan and the recent Middle East war. Disruptions to key…