By Daily Mail Reporter PUBLISHED: 16:06 EST, 23 June 2013 | UPDATED: 16:53 EST, 23 June 2013 'May the peace of God and blessings of God be upon you.' That's the message the father of the only American prisoner of war in Afghanistan conveyed to his son's captors. The message came at a rally Saturday in Idaho, the home state of Sergeant Bowe Bergdahl, who was captured by Taliban fighters four years ago after completing a guard shift at a combat outpost. Jani and Bob Bergdahl, the parents of captured U.S. Army Sergeant Bowe Bergdahl, address a rally held in their son's honor in Haley, Idaho
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Bowe Bergdahl was captured by Taliban fighters in 2009
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Taliban leaders and U.S. officials are scheduled to discuss his potential release later this week
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In exchange for Bergdahl's release, the Taliban wants the U.S. to release prisoners from Guantanamo Bay
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GITMO detainees cannot be released without Congressional approval
Hostage: @placeholder forces say they will consider trading Bergdahl for five Guantanamo Bay detainees