Inside the Camp 6 maximum security jail on the Guantanamo Bay in Cuba.
Washington - Officials say the White House is frustrated because President Barack Obama discussed the issue with Carter, and believed Carter was on board with plans to move more quickly.
Published: Sat 12 Sep 2015, 9:41 PM
Updated: Sat 12 Sep 2015, 11:45 PM
The Obama administration's quest to close the US detention centre at Guantanamo Bay, Cuba, is mired in state and federal politics.
Frustrated White House and Pentagon officials are blaming each other for the slow progress in releasing approved detainees and finding a new US prison to house those still held.
Defence Secretary Ash Carter is facing criticism from administration officials who complain he hasn't approved enough detainee transfers, even though 52 are eligible.
Officials say the White House is frustrated because President Barack Obama discussed the issue with Carter when he was hired for the Pentagon job, and they believed Carter was on board with the White House's plans to move more quickly.
Others say Carter is approving transfers and pushing his staff to get more to him.