JOHNSTOWN, Pa. (WTAJ) — A man has been charged with allegedly sexually assaulting an 8-year-old at his wife's day care. Richard Hatfield, 68, of Johnstown, has been charged with a first-degree felony of unlawful contact with a minor and endangering the welfare of children, a second-degree felony charge of aggravated indecent assault, a third-degree felony…