Teen Mom 2: Watch Season 5 Episode 13 Online

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Teen Mom 2 Season 5 Episode 13 offered up an intriguing development for all regular players on this MTV series.

Javi went back to work during the installment, while Leah discovered the cause of Ali's muscular dystrophy.

Elsewhere, Jo moved into a new apartment and, as usual, quite a few tears were shed.

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Matt Richenthal is the Editor in Chief of TV Fanatic. Follow him on Twitter and on Google+.