ISLAMABAD — Pakistani and Afghan border forces remained on high alert Sunday as the Torkham crossing, a key trade and transit route between the two countries, remained shut for a second consecutive dayISLAMABAD — Pakistani and Afghan border forces remained on high alert Sunday as the Torkham crossing, a key trade and transit route between the two countries, remained shut for a second consecutive day
Tensions persist as Torkham border remains closed for second day
