Arsenal goalkeeper reveals what Pierre-Emerick Aubameyang did before ending goal drought

Pierre-Emerick Aubameyang was finally able to net a goal for Arsenal and goalkeeper Emiliano Martinez has provided the reason why. After the 3-1 win over West Ham, Aubameyang posted a picture on the instagram and the goalkeeper Martinez left a comment saying "the extra shooting is working"

Pep Guardiola believes that the team can get even better