Following the sides’ thrilling 3-3 draw in London two weeks ago, the Italy striker’s brace was the highlight of another impressive Roma display which allowed them to leapfrog the English champions at the summit of Group C. El Shaarawy’s thunderous first-minute goal was the earliest in the competition this term and, despite Chelsea creating early chances, Antonio Rudiger’s defensive indecision allowed the striker to nip in for a neatly-taken second after 36 minutes. Not for the first time this season, Chelsea again looked uncharacteristically disorganised at the back as Diego Perotti thrashed home a third in the 63rd to move Roma on to eight points, one clear of Chelsea, who slip to second. The Premier League side’s only consolation after their nightmarish Halloween performance was that they were still effectively in control of their destiny after Atletico Madrid’s surprise home draw with Qarabag left them with three points. ⚽️ RESULTS ⚽️@PSG_inside & @FCBayern book spots in the #UCL Round of 16! ? pic.twitter.com/cFtugpF0Af — Champions League (@ChampionsLeague) October 31, 2017 In Group A, Manchester United are almost certain to reach the knockout stage after they beat Benfica 2-0 at Old Trafford to make it a perfect four wins. An own…