Trump hustled from stage after scare

Incident occurs as presidential rivals crisscross country in late push to sway undecided voters

Republican Donald Trump was rushed off stage by security agents at a rally in Reno, Nevada, on Saturday night after a false alarm as someone in the crowd shouted "gun" during scuffles with a man who held up a "Republicans against Trump" sign.

The incident occurred as Trump and Democratic rival Hillary Clinton crisscrossed the United States a late push to win over undecided voters and make sure supporters turn out enthusiastically on Election Day.