>> the spacex dragon is back on earth. it splashed down in the pacific ocean carrying nearly two tons of equipment from the international space station. there was a five hour journey home. this is the fourth dragon vessel told successfully reenter earth's atmosphere. swiss voters today overwhelmingly rejected a proposed minimum wage of roughly $25 an hour. the highest in the world. business leaders argue the wage would hurt the swiss economy. later here, the blight on coffee crops that threatens to force up prices. and graduating college students in iowa have families watching in china, when the "cbs evening news" continues. ing news" continues. sfx: car unlock beep.