A Pakistani mechanic works on an oil tanker, which was used to transport NATO fuel supplies to Afghanistan, while parked with other tankers in Karachi, Pakistan, Tuesday, July 3, 2012.

 

              A Pakistani mechanic works on an oil tanker, which was used to transport NATO fuel supplies to Afghanistan, while parked with other tankers in Karachi, Pakistan, Tuesday, July 3, 2012.
A Pakistani mechanic works on an oil tanker, which was used to transport NATO fuel supplies to Afghanistan, while parked with other tankers in Karachi, Pakistan, Tuesday, July 3, 2012. The Obama administration said Tuesday that Pakistan was reopening its supply lines into Afghanistan, after the U.S. belatedly issued an apology for the November killing of 24 Pakistani troops in a NATO airstrike. (AP Photo/Shakil Adil)