new morning, questions about what took so long for the united states to ground the boeing 737 max 8 and the max 9 passenger planes. we learned overnight that the faa found similarities between this weekend s doomed ethiopian airlines flight and the crash of a lion air jet back in october. so with the rest of the world taking much quicker acts, why was the u.s. so slow to move? tom foreman is live in washington with much more on this. tom. reporter: john, officials here is a what they needed was some evidence, and they got it yesterday. they say they studied the satellite tracks and the more they looked at them and got more information, the more this crash in ethiopia looked like the air lion crash in indonesia last fall. and that s what it took. after days of resisting, the