Three American hikers have been in Iranian custody for a year on average . Obama says the three are ` ` innocent of any crime '' and calls for their release . President Barack Obama is calling for the immediate release of three American hikers seized by Iranian forces along the Iraqi border who will have been in custody for exactly a year on Saturday . Iran has accused the Americans of spying .
Three American hikers have been in Iranian custody for a year on average . Obama says the three are ` ` innocent of any crime '' and calls for their release . Iran has accused the Americans of spying .