in on clues early. clues that helped to bring carlesha home. lana zak, abc news, new york. hamas taking responsibility for a deadly terror attack in jerusalem. militants slammed a minivan into a crowd waiting for a train, killing one person and injuring more than a dozen others. he then get out of the van and started swinging at police officers with a metal rod before he was shot and killed. hours later a driver mowed down a group of soldiers wounding three. north korea sparking nuclear fears again. a south korean newspaper reports it s started up a uranium processing plant that could double its output of nuclear warheads. it would be the third nuclear reactor at the country s main facility, the yongbyon complex. one plutonium and uranium reactors are already in action. uranium warheads are weaker but easier to manufacture and conceal.