Federal judge rules Pennsylvania can certify election results

Democrat Joe Biden won Pennsylvania by more than 80,000 votes. Trump's team had argued that the Constitution was violated when counties took different approaches to notifying voters about technical problems with their ballots.

Joe Biden turns 78, will be oldest U.S. president

President-elect Joe Biden turned 78 on Friday. In two months, he'll take the reins of a politically fractured nation facing the worst public health crisis in a century, high unemployment, and a reckoning on racial injustice.