an abrupt stop. really a cliff at the end of the runway that tumbles down right onto the interstate where a bunch of unsuspecting motorists could have been involved with a collision with a 737 if they hadn't stopped in time. again, the ntsb not making any characterization of how much danger there was here. this runway clearly is not made to handle that kind of jet. >> nothing uneventful about that, david mattingly. thank you very much. appreciate it. in a major speech today, president obama unveiled new spying guidelines. the president outlined a number of changes to the way the u.s. gathers intelligence, but there are critics on both sides of the aisle who are happy with the changes proposed by the president. jim schuto reports from washington. >> reporter: after months of spirited debates sparked by the explosive revelations of he had war snowden, today the president told americans he'll rein in nsa surveillance but only to a point. >> the power of new technologies