born without her right arm below the elbow which may have made her more vulnerable to attack. her cell phone and set of head phones, the only possession she had with her, are missing. a woman who took a southwest airlines flight from san jose to los angeles without a ticket has been ordered to serve two years probation. marilyn hartman pleaded no contest in an l.a. courtroom. she acknowledged her actions were "wrong and stupid." the incident is now raising concerns about airport security. here is abc's jim avila. >> reporter: this sweet looking old lady a tsa official says he just wants to hug and buy a plane ticket. and prosecutors described as severely mentally ill. somehow managed to embarass the tsa twice this year by sneaking past a document checker, this time in san jose international airport. and making her way on board a southwest airlines plane to los angeles all without a boarding pass. >> i don't know how she could do that. unless she pretended she was a 5-year-old. >> reporter: here's how airport