of the airplane compromised, including a window, you want to get down as soon as you possibly can. >> reporter: the 737 and its 81 passengers landing safely. >> everybody breathe, we are almost there. >> reporter: just two weeks after passenger jennifer riordan was nearly sucked out of a similar southwest plane after shrapnel from an engine busted the window next to her. the mother of two dying from her injuries. tonight, a southwest spokeswoman saying the decision to divert today's flight was made "for maintenance review of one of the multiple layers of a window pane." >> and linzie janis with us live from newark airport tonight. southwest beginning its investigation into what caused that crack, but says the window was inspected last month, linzie? >> reporter: that's right, david. southwest says its too early to say what caused this window to crack, but the faa is also investigating, and it says this type of incident is rare, happening 26 times since boeing has been flying the 737. david? >> linzie janis tonight. linzie, thank you. and there is new video just