by Allison Waldman, posted May 3rd 2010 5:27PM
The past season was a tumultuous one for NBC, what with the Jay Leno experience turning the primetime schedule into a whirl. The fact that Leno's ten o'clock show was a disaster resulted in NBC scrambling to fill in during the second season. Fortunately, at least one legit hit has emerged -- 'Parenthood.'
Still, as the network contemplates the future, there's really six programs that could be called on the bubble, teetering between a pick up or a cancellation. So what is the likelihood that NBC will renew these shows? Here's our take:
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