The Washington Mystics are an American professional basketball team based in Washington, D.C. The Mystics compete in the Women's National Basketball Association (WNBA) as a member club of the league's Eastern Conference. The team was founded prior to the 1998 season, and is owned by Monumental Sports & Entertainment (led by Ted Leonsis), which also owns the Mystics' NBA counterpart, the Washington Wizards. Sheila C. Johnson, co-founder of BET and ex-wife of Charlotte Sting owner Robert L. Johnson, is the managing partner.