Moscow on Friday warned that the presence of foreign military personnel could destabilise the situation in Ukraine, following deployment of 300 US trainers there this week.
NATO`s ISAF confirmed there had been an explosion outside one of its bases in northern Afghanistan.
Iraq`s political blocs have rejected giving immunity to any American soldiers.
Pakistan had kicked out about 90 percent of the US military personnel stationed in the country as a reaction to the May 2 raid.
Pak had sent a number of US military trainers back in the wake of US unilateral raid in Abbotabbad.
Day in Pics: 5th May
Showbiz World - May 5, 2015
62nd National Film Awards