NEW : A male motorist shoots female Canadian border officer in her booth , police say . The woman was shot at a checkpoint on the U.S.-Canada border, according to CBC News. Motorist then apparently kills himself , police say . NEW : Border officer is breathing when she 's airlifted to hospital . NEW : You knew something had gone down , '' he said . Authorities shut down the Peace Arch across from Blaine , Washington .
NEW : A male motorist shoots female Canadian border officer in her booth , police say . The woman was shot at a checkpoint on the U.S.-Canada border, according to CBC News. Motorist then apparently kills himself , police say . NEW : Border officer is breathing when she 's airlifted to hospital . NEW : Authorities shut down the Peace Arch across from Blaine , Washington .