Dozens of senior US Republicans have withdrawn their support for Donald Trump.

His campaign for the White House is in crisis over his obscene remarks about women.

His wife Melania has described his comments as "unacceptable and offensive", but says she accepts his apology.

Among those refusing to back the party's nominee for US President are former California governor Arnold Schwarzenegger and one-time candidate John McCain.

Tonight Trump faces rival Hillary Clinton in the 2nd live TV Presidential debate.

But for voters like Shawna Fritzler - who's given up her Republican membership - it's too late: