Controversy over alleged "Zumba madam", "johns"

      |A small town in Maine has been rocked by accusations that a local Zumba instructor was using the exercise classes as a front for a prostitution ring. Rebecca Jarvis gave the background, and she and Anthony Mason discussed the case with Gary Prolman, lawyer for two of the alleged "johns," and with the host of TruTv's "In Session," Jean Casarez.