United Therapeutics CEO Martine Rothblatt gives a keynote on "AI, Immortality and the Future of Selves" during the SXSW Interactive Festival on Saturday, March 14, 2015 in Austin, Texas. (AP Photo/Jack Plunkett)
Netanyahu says 'last minute crisis' with Hamas holding up approval of Gaza truce and hostage deal Shares
Israel and Hamas agree to ceasefire deal to pause Gaza war and release some hostages, mediators say Shares