Dividing party, Republicans poised to challenge Biden win

Sen. Kelly Loeffler, R-Ga., speaks as President Donald Trump listens during a campaign rally in support of Senate candidates Sen. Kelly Loeffler, R-Ga., and David Perdue in Dalton, Ga., Monday, Jan. 4, 2021. (AP Photo/Brynn Anderson)

People attend a rally at Freedom Plaza Tuesday, Jan. 5, 2021, in Washington, in support of President Donald Trump. (AP Photo/Jacquelyn Martin)

WASHINGTON — Republicans mounting an unprecedented challenge to Joe Biden’s election win are setting up a congressional showdown today that threatens to divide their party and the country for years to come.