Last year , the LA Galaxy beat rivals Real Salt Lake 2 - 0 in the U-16 final .
PDA beat Bethesda - Olney for the U-18 title after they knocked off FC Dallas and the Montreal Impact in the semifinals .
Last year , the LA Galaxy beat rivals Real Salt Lake 2 - 0 in the U-16 final , while PDA beat Bethesda - Olney for the U-18 title after they knocked off FC Dallas and the Montreal Impact in the semifinals .