the Europa League and Genk eliminated from Europe . There was late drama in Group F , where Marseille came back from 2-0 down to win 3-2 at Dortmund , a result that saw them go through to the last 16 in second place behind already-qualified Arsenal . Poland midfielder Jakub Blaszczykowski put the home side ahead from close range in the 23rd minute and Mats Hummels doubled Dortmund 's advantage nine minutes later from the penalty spot , after captain Sebastian Kehl received a nasty kick in the face from defender Stephane Mbia . But Marseille gave themselves hope on the stroke of half-time when Loic Remy headed home Morgan Amalfitano 's right-wing cross . The score stayed that way until five minutes from the end when Andre Ayew powerfully headed home Amalfitano 's corner . And a sensational comeback was completed just two minutes later when substitute Mathieu Valbuena skipped past a couple of challenges before curling home a delightful winner . Marseille 's victory was bad news for Olympiakos , who beat a depleted Arsenal side 3-1 in Piraeus . Rafik Djebbour put the hosts ahead from a tight angle after a defensive mix-up and David Fuster
-LRB- CNN -RRB- -- Chelsea have qualified for the last 16 of the European Champions League after two Didier Drogba goals helped them to a 3-0 Group E victory over Valencia at Stamford Bridge . The English Premier League side needed a victory to guarantee their place in the knockout stage and they got the perfect start when Drogba scored in the third minute -- Chelsea 's fastest ever Champions League goal . Midfielder Ramires doubled their advantage midway through the half after capitalizing on some hesitant Valencia defending . Real Madrid to topple Barcelona in ` El Clasico ' clash ? And Drogba sealed the victory 14 minutes from time when sliding the ball home from Juan Mata 's slide-rule pass . The result also means Chelsea top the group with 11 points after Bayer Leverkusen -- who had already qualified -- were held to a 1-1 draw by Genk in Belgium . Jelle Vossen put the home side ahead in the first half with a superb volley , but Swiss striker Eren Derdiyok leveled for the Bundesliga side 11 minutes from time . Leverkusen go through as group runners-up on 10 points , with third-placed Valencia going into