That fucking Bowe did it
"...Of the six men killed in August and September, two died in a roadside bombing while on a reconnaissance mission, a third was shot during a search for a Taliban political leader and three others were killed while conducting patrols — two in an ambush and one who stepped on a mine."
If Bergdahl deserted his post he needs to be court-martialed and possibly hung, but, he can't be held responsible for every death in Paktika over the following three months. But it does make a better story.