Romney urges Republican no-hopers to drop out to beat Trump in primary

Utah senator cites 90s comedy Dumb and Dumber to call on candidates to unite behind one challenger to avoid 2016 repeat

Republican donors must persuade failing candidates for the party's presidential nomination to drop out of the race quickly in order to stop Donald Trump winning, Senator Mitt Romney has said.

Trump leads most Republican primary polling averages by 30 points or more, despite facing 71 criminal indictments, the prospect of more over his attempted election subversion, and deeply unfavorable ratings with American voters at large.