national transportation safety board, has been dispatched to houma to launch an investigation and southwest airlines telling fox news that it has grounded about 79 of its boeing 737s for inspection. that translates into about 300 cancellations nationwide. so if you re traveling on southwest, you need to make sure you call them and see if your flight has been affected. arthel: good idea. thank you very much. rick: and two more midair emergencies. one involving an american airlines plane. passengers and crew getting sick on the flight from washington, d.c. to chicago. this was yesterday. two flight attendants complained of dizziness and four passengers actually fainted. the pilot dropped the oxygen mask and diverted the flight to dayton, ohio. two people were taken to the hospital. it is not clear what caused the illens. but american airlines is looking into it. and the faa is confirming an emergency landing in arkansas yesterday. a delta airlines plane landing safely at little roc