10-man West Ham United defeated Chelsea Football Club at the Upton park on Sunday evening.
An early goal from Aguerd gave West Ham the lead in the 7th minute in front of their home fans.
The North London side restored parity in the 28th minutes through Chukwuemeka who scored his first goal for the Pochettino led team.
Chelsea lost their chance to take the lead in the 43rd minute after Fernandez missed his penalty.
Against the run of play West Ham scored their second goal of the game through Antonio in the 53rd minute.
A late red card to Aguerd gave the blues the opportunity to find their way into the game, however the resilient West Ham side held on to prevent The Blues from finding an equalizer.
A late tackle from Ecuadorian international, Moisés Caicedo, saw the debutant gave a penalty away.
Paqueta in the 90+5 minutes would later convert the penalty to give West Ham a nervy home win in front of its home fans.