Caron Butler scored 35 points and Antawn Jamison added 27 to help the Washington Wizards hand the Dallas Mavericks their first home loss of the season and third straight overall, 110-98 on Monday night. Dallas, which started the season 6-0 at home, got 31 points, eight rebounds and six assists from Dirk Nowitzki, but the reigning league MVP didn’t get enough help from his teammates.