Republicans are lining up to oppose Trump. Will it make a difference?

Former Trump aides and others say the ex-president is unfit for office and urge fellow Republicans to vote for Harris

Donald Trump has a knack for rallying a remarkable range of political opinion around a common goal: preventing his return to the White House.

That now includes prominent names from his own Republican party and top aides who worked under him as president. From former White House officials and national security staff to a once-worshipful press secretary, a host of one-time Trump fans are now lining up to join Democrats in declaring him unfit for another term in office.