Deval Patrick becomes latest former 2020 rival to back Biden

Joe Biden secured the endorsement of another former presidential rival on Friday, with former Massachusetts Gov. Deval Patrick adding his name to the list of campaign dropouts backing the former vice president's bid for the Democratic nomination.The decision continues the Democratic establishment's consolidation around Biden as he battles progressive Sen. Bernie Sanders for the right to take on President Donald Trump in November.Biden has garnered a long list of key endorsements in the last week