@foxnews: NEW: California Gov. Gavin Newsom moves to spare all 548 inmates on the state's death row from execution in a historic mass commutation. In an open letter to Californians, Newsom announces plans to replace every death sentence with life in prison without the possibility of parole, arguing that the state cannot morally carry out executions. But the sweeping decision is drawing pushback from victims' families and advocates, who argue that the move disregards the suffering of those affected by the inmates' crimes. See what's fueling the backlash and the legal hurdles facing Newsom's decision: