Questions about Graham Platner's past could impact Maine's U.S. Senate race

Voters headed to the polls in Nevada, South Carolina, North Dakota and Maine, which features a nationally-watched U.S.

Senate race.

As Democrats try to win back the Senate in November, their candidate in Maine has admitted to a sexting scandal and is now fighting off allegations from several former girlfriends.

Caitlin Huey-Burns has more. ...