Borussia Dortmund retained the Bundesliga title when it beat Borussia Moenchengladbach 2-0 Saturday. Dortmund has an unassailable eight-point lead over Bayern Munich with two rounds to play. Franck Ribery kept Bayern's slim hopes alive hours earlier when he scored in the 90th minute to earn his side a 2-1 win at Werder Bremen. At the other end of the table, Kaiserslautern was relegated despite beating Hertha Berlin 2-1. Hamburg SV eased its relegation worries with a 1-1 draw at Nuremburg.