ROME. Lazio won 2-0 at Legia Warsaw on Thursday to qualify for the Europa League knockout stages after a tie marred by violence when Italian fans fought with Polish police on the way to the stadium.Olympique Lyon, Real Betis, Eintracht Frankfurt, Racing Genk, Sevilla, Trabzonspor, Anzhi Makhachkala, AZ Alkmaar and PAOK Salonika also advanced to the last 32.Ludogorets, Esbjerg, Salzburg, Fiorentina, Rubin Kazan, Dnipro Dnipropetrovsk, Tottenham Hotspur and Valencia had already qualified with two games to spare.Polish police said they detained around 120 Lazio fans during the trouble in Warsaw. "Bottles and stones were thrown from the Italian group in the direction of the police cars,” a spokesman said.Lazio, who have not won away in Serie A this season, found few problems on the pitch and won with goals from Brayan Perea and Felipe Anderson against a team who have yet to score a goal in Group J.Leaders Lyon qualified from Group I when substitute Bafetimbi Gomis side-footed the ball home in the 66th minute following a neat exchange of passes on the edge of the penalty area to earn a 1-0 win at home to Betis who also went through.Tottenham emerged victorious from their trip beyond the Arctic Circle as they won 2-0 at Tromso where the temperature was a surprisingly mild minus three Celsius at kickoff.Zulte Waregem’s 2-1 victory at Wigan Athletic made them the first Belgian team to win in England since Antwerp beat Aston Villa 1-0 in the 1975-76 Uefa Cup.It also lifted them to second in Group D, above the FA Cup winners, and made Waregem the favourites to follow Rubin through to the next round.Alkmaar qualified with a 2-0 triumph over Maccabi Haifa in Group L and were joined by PAOK who won 2-0 at Kazakhstan’s Shakhtyor after a marathon journey to Central Asia.Anzhi’s 1-1 draw at home to Sheriff Tiraspol was enough for the Russians to advance in Group K and Olcan Adin scored a hat-trick as Trabzonspor beat Apollon Limassol 4-2 to progress from Group J.