The FAA may have just messed up your travel plans.  On Wednesday, the agency announced that it’s grounding all Boeing 737 Max 8 and 9 airplanes after two fatal crashes in the last five months. The two airlines with the most Boeing 737 Max 8 planes? Southwest with 34 and American Airlines with 24.  The Ethiopian Airlines crash on Sunday prompted the groundings. Just a few months before in October,