The newly charged detainees include Omar Ahmed Khadr , 19 , a Canadian accused of throwing a grenade that killed an American medic , Sgt. First Class Christopher Speer , near Khost , Afghanistan .
Afghanistan /location/location/contains Khost
DT RB VBN NNS VBP NNP NNP NNP , CD , DT JJ VBN IN VBG DT NN WDT VBD DT JJ NN , NNP NNP NNP NNP NNP , IN NNP , NNP .
Afghanistan
LOCATION
Khost
LOCATION
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