nprnews_____ = ||| lubuntu at wor2 670N|||Derek Chauvin's Sentencing Hearing Begins. Here's What To Watch For||| kickerpage = |||no kicker pagenpr for NPRNEWS||| summarynpr = |||Prosecutors have asked for the former police officer to be sentenced to a 30-year prison term. His defense attorney is calling for probation and time already served.