London: Chelsea wasted a chance to take control of their League Cup semi-final against Arsenal as the misfiring Blues were forced to settle for a 0-0 draw in Wednesday's first leg.
Antonio Conte's side dominated possession for long periods at Stamford Bridge — where the Video Assistant Referee system (VAR) was in operation — but lacked the killer instinct required to take a step towards the final.
They had 21 shots to just eight from Arsenal, yet the tie remains on a knife-edge heading into the second leg at the Emirates Stadium on 24 January.
"We are not so clinical despite creating chances. If you want to win you have to score," Conte said.
"We didn't concede a goal, but we know we play away at Arsenal and we must be ready to fight if we are to play the final."
While it was a frustrating evening for Chelsea as they chase a first League Cup final berth since 2015, the stalemate was a welcome tonic for their London rivals.
Arsenal, who also drew both Premier League encounters with Chelsea this season, suffered one of the most chastening defeats of Arsene Wenger's reign on Sunday as second tier Nottingham Forest won 4-2 in the FA Cup third round.
While Arsenal were well below their best once again, in contrast to their surrender in Nottingham, the Frenchman will be encouraged that they showed enough spirit to keep Chelsea at bay.
"I felt there was great togetherness. I am ple...