sanctity of passenger safety and crew safety when it comes to flying large airplanes. >> greg feith, thank you. up next, tensions boil over in crimea resulting in violent clashes between russian supporters and ukraine backers. russian troops continue to stream into the region. we're going to talk to the former ambassador to russia as we start a key week in this global standoff. "the cycle" rolls on for monday, march 10. tdd#: 1-888-852-2134 there are trading opportunities