Table tennis: Two members of the Maryland Table Tennis Center made U.S. national teams at the trials in Las Vegas this month. Derek Nie, 14, of North Potomac made the Cadet Boys' Team (under age 15), finishing second in the U.S. national trials. The top four make the team. Klaus Wood, 14, of Ellicott City finished ninth. Ryan Dabbs, 12, of Rockville made the Minicadet Boys' Team (under 13), finishing second at the trials.