Then everybody was like, oh. Norah the Cbs Evening News starts right now. Good evening. Im norah odonnell, and thank you for being with us. We begin tonight with a series of tense moments for a u. S. Airline just as spring break travel is getting underway. With tens of millions of passengers expected to fly over the next six weeks, its raising Safety Concerns for some travelers. The latest incident took place today at George Bush Intercontinental Airport in houston, when a united flight veered off the runway after landing. The nearly 170 people on board were forced to depart the plane using air stairs on the open runway after the plane ended up in the grass. Fortunately, no one was injured. Its the fourth such mishap involving a Passenger Jet this week alone, including yesterdays united flight that lost a wheel during takeoff. Cbss Roxana Saberi will start us off tonight. Rep oh, my goodness, look e back of the plane, man. Reporter United Airlines flight 2477 rolled off the runway. Jus