Sam Beal -- the former NY Giants CB who's been missing for the last seven months -- was locked up in jail for unpaid child support five months before his disappearance ... TMZ Sports has learned. We're learning more about the months leading up to the disappearance of Beal, who was reported missing in early August 2025 ... and the new info includes the former NFLer spending some time behind bars. According to his missing persons file, the Western Michigan alum was locked up from September 2024