Chelsea registered an emphatic 3-0 over London rivals Tottenham Hotspur to maintain their 100% record in the Premiership. Goals from Ashley Cole, Michael Ballack and Didier Drogba helped Carlo Ancelotti's side amass their 18th point from six games. The game was marred by the late injury of Drogba, who was stretchered off in the 84th minute to be replaced by compatriot Salomon Kalou. Chelsea remain three points clear of Manchester United, who snatched a last-gasp victory from neighbors Manchester City earlier. The Goals Cole's goal Ballack's goal Drogba's goal