Robert Lewandowski scores late winner for Borussia Dortmund against Arsenal, Chelsea beat Schalke ARSENAL manager Arsene Wenger and Chelsea striker Fernando Torres enjoyed differing fortunes on the former's 64th birthday and the latter's 100th start for Chelsea in Champions League action on Tuesday. Arsenal went down to their first defeat since the opening day of the Premier League campaign, as last season's beaten finalists Borussia Dortmund beat them 2-1 at the Emirates Stadium. Arsenal's French striker Olivier Giroud (L) vies with Borussia Dortmund's German defender Mats Hummels during the UEFA Champions League Group F football match between Arsenal and Borussia Dortmund. Arsenal's English rivals Chelsea enjoyed better fortune against German opposition as a double from Torres -- taking his tally to 39 for the London club -- and one from Eden Hazard saw them to a 3-0 win and inflict a first defeat of the campaign on Schalke 04 in Group E. Both Chelsea and Schalke are on six points while Basel, surprise winners over Chelsea in the first match, are on four points after being held 1-1 by previously pointless Steaua Bucharest in Romania. Mats Hummels of Borussia Dortmund and Olivier Giroud of Arsenal go up for a header during the UEFA Champions League Group F match between Arsenal and Borussia Dortmund. Santi Cazorla of Arsenal puts his hands to his head after a missed chance at goal during the UEFA Champions League Group F match between Arsenal and Borussia Dortmund. Fernando Torres of Chelsea celebrates a goal against FC Schalke 04. Wednesday morning Champions League results Group E Steaua Bucharest 1 (Leandro Tatu 88) FC Basel 1 (Diaz 48) Schalke 0 Chelsea 3 (Torres 5, 68, Hazard 87) Group F Marseille 1 (A Ayew 86) Napoli 2 (Callejon 42, Zapata 67) Arsenal 1 (Giroud 41) Borussia Dortmund 2 (Mkhitaryan 16, R Lewandowski 82) Group G Austria Wien 0 Atletico Madrid 3 (Garcia 8, Diego Costa 20, 53) FC Porto 0 Zenit St Petersburg 1 (Kerzhakov 85) Send-offs: (Herrera 6 - FC Porto) Group H Glasgow Celtic 2 (Forrest 45 pen, Kayal 53) Ajax 1 (Schone 90+4) Send-offs: (Biton 88 - Glasgow Celtic) AC Milan 1 (Robinho 9) Barcelona 1 (Messi 23) Referee Viktor Kassai shows a yellow card to Chelsea's Gary Cahill during the Champions League group E soccer match between FC Schalke 04 and Chelsea FC in Gelsenkirchen, Germany. Chelsea's Fernando Torres, left, celebrates scoring his side's 2nd goal with this teammate Eden Hazard as Schalke's Atsuto Uchida, right, looks on. Zenit supporters celebrate their team's goal during the Champions League group G soccer match between FC Porto and Zenit at the Dragao stadium in Porto. Austria's Kaja Rogulj, right, and Madrid's Raul Garcia challenge for the ball during their Champions League third round group G soccer match. Basel's Fabian Schar, center, tries to score past Steaua's Lukasz Szukala as they struggle for the ball during the UEFA Champions League group E soccer match between Steaua Bucharest and FC Basel. Basel's Mohamed Salah, right, controls the ball in front of Steaua's Iasmin Latovlevici as they struggle for the ball during the UEFA Champions League group E soccer match between Steaua Bucharest and FC Basel. Celtic's captain Giorgios Samaras, left, vies for the ball with Ajax's Christian Poulsen during their Champions League Group H soccer matchat Celtic Park. Daniel Georgievski (R) of Steaua Bucharest vies for the ball with Fabian Frei (L) of FC Basel during the UEFA Champions League Group E football match FC Steaua Bucuresti vs FC Basel 1893. Chelsea's Fernando Torres scores his side's 2nd goal past Schalke goalkeeper Timo Hildebrand, left, and Schalke's Atsuto Uchida during the Champions League group E soccer match between FC Schalke 04 and Chelsea FC. AC Milan's Mario Balotelli and Barcelona's Gerard Pique, right, jump for the ball as Barcelona's Sergio Busquets watches them, during a Champions League, Group H, soccer match between AC Milan and Barcelona at the San Siro stadium.