LONDON :Chelsea rolled back the years with an imperious Champions League performance on Tuesday, sweeping aside a toothless Barcelona 3-0 to take a hefty step towards securing an automatic qualifying place and leaving the Spaniards fighting to avoid a playoff. After an early own goal and a red card for Barcelona’s captain Ronald Araujo at the end of the first half, teenager Estevao smashed in a fabulous second and Liam Delap got the third, and the Londoners also had three goals ruled out. "