Platner's campaign to unseat GOP Sen. Susan Collins in Maine was marked by repeated scandals. It came to a crashing halt after the allegation led top Democrats to withdraw their support.

Platner issued the statement shortly after the new allegation was made public Monday.

U.S. Senate candidate Graham Platner is facing a new allegation from a Maine woman who said he forced her to have sex with him nearly five years ago, which Platner denies.