Former South Carolina Gov. Mark Sanford speaks during a news conference in front of the Statehouse on Tuesday in Concord, N.H., where he announced he is ending his long-shot 2020 presidential bid.

Former South Carolina Gov. Mark Sanford speaks during a news conference in front of the Statehouse on Tuesday in Concord, N.H., where he announced he is ending his long-shot 2020 presidential bid.