Substitutes steal the show as Arsenal score three against Lille
Substitute Bukayo Saka scores one and sets up another to help Arsenal beat Lille 3-0 at the Emirates, as the Premier League champions made it two wins from two in the Champions League.
Substitute Bukayo Saka scores one and sets up another to help Arsenal beat Lille 3-0 at the Emirates, as the Premier League champions made it two wins from two in the Champions League.