The Cowboys have taken Nebraska defensive end Randy Gregory with the 60th overall pick in the draft. Gregory was considered a first-round talent but dropped to the second round Friday night after testing positive for marijuana at the NFL combine in February. Asked about the failed drug test after getting drafted, Gregory said, ''it is in the past.'' He then added, ''Me and the Cowboys, we are going to take over this league.'' Dallas added free agent pass rusher Greg Hardy in free agency. The defensive line was among the needs along with running back after the Cowboys picked Connecticut cornerback Byron Jones late in the first round Thursday. More...