By Matthew Cooper Mauricio Pochettino urged his Chelsea side to be “better and quicker on the ball” before they completed a remarkable comeback to beat Crystal Palace 3-1. Chelsea were 1-0 down at half-time thanks to a stunning long-range strike from Jefferson Lerma. However, they hit back almost immediately after the break as Conor Gallagher scored an equaliser in the 47th minute. Gallagher then gave Chelsea the lead in stoppage time, sparking wild celebrations, before Enzo Fernandez sealed all three points with a composed finish. Speaking after the game, Gallagher admitted the Blues “weren’t…