carolina, to rome. that plane was forced to land in philly after flight attendants told the captain they smelled something and felt sick. in fact, five crew members were taken to the hospital. and we've learned the cause of another midair scare. this one hitting home with all of us on the overnight shift, right? the jetblue pilot who went beserk aboard his plane last march may have been suffering from a lack of sleep. with more on this here is abc's jim avila. >> reporter: jet blue captain clayton osmond looks anything but sleepy during his freak-out on board his flight from new york to las vegas. his eyes wide open as he runs through the cabin yelling about jesus and al qaeda, scaring his passengers and crew until taken down in the island held until his co-pilot landed the plane safely in lubbock, texas. >> he started to curse at me. telling me, hey, you better pray to iraq and iran.