Peter White Television EditorCompetition reality series Tough As Nails is returning to CBS for a second season.This comes just over a month after the show, which is hosted by Phil Keoghan, launched on the network.CBS, which said that the show was averaging 4.23M viewers across its summer run, has been casting for the second season for the last few weeks ahead of the greenlight.The show, which was created by Keoghan and his producing partner, Louise Keoghan, celebrates everyday Americans who get their workout on the job rather than the gym, wear work boots instead of workout shoes and consider the calluses on their hands a badge of honor.
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