NEW : Obama pledges U.S. commitment to Afghanistan beyond 2014 . Today : President Obama thanks America for its support . Earlier today , the United States turned over a prison to Afghan control . ( CNN ) -- U.S. Secretary of State John Kerry made a previously unannounced visit to Afghanistan on Monday to repair strained relations with President Hamid Karzai as the American-led international force continues to prepare to end its combat mission next year . Kerry makes an unannounced visit to Afghanistan to meet with Obama .
NEW : Obama pledges U.S. commitment to Afghanistan beyond 2014 . Today : President Obama thanks America for its support . Earlier today , the United States turned over a prison to Afghan control . Kerry makes an unannounced visit to Afghanistan to meet with Obama .