Support WBURThe Mexico-Canada Guest-Worker Program: A Model For The U.S.?Play04:01Download AudioCarrie KahnJanuary 31, 2013 ShareArmando Tenorio at his home in Mexico last December. Tenorio spends most of the year working on a blueberry farm in Canada, on a temporary work permit, to support his family in Mexico. (The Washington Post/Getty Images)
