President-elect Joe Biden on Saturday pressed President Trump to immediately sign a COVID-19 relief bill that is stuck in limbo, blasting what he deemed Trump's "abdication of responsibility." Biden noted that the bill contains provisions for small businesses and extended unemployment benefits, as well as stimulus checks, and could help struggling families as they come up against the pandemic's economic fallout during the holiday season. "It is the day after Christmas, and millions of families don't know if they'll be able to make ends meet because of President Donald Trump's refusal to sign an economic relief bill approved by Congress...