An important first step for Arsenal Please use Chrome browser for a more accessible video player Highlights from Arsenal’s 1-0 win against Newcastle in the Premier League There were more spectacular wins for top-six teams on the opening weekend but do not underestimate the importance of Arsenal’s 1-0 victory away to Newcastle. Some said that the Gunners had won the transfer window but it is always better to win on the pitch and Pierre-Emerick’s Aubameyang’s confident finish got the job done at St James’ Park. Premier League reports and highlights Find out more about Sky Sports Aubameyang has outscored every Premier League player except Mohamed Salah since his arrival but if his impact on this game was predictable there were plenty of other aspects to Arsenal’s performance to be encouraged by. Ainsley Maitland-Niles not only provided the assist but won the ball back by being on the front foot. There was real energy to the team’s efforts. Unai Emery’s team could look very different by the end of the season. Arguably, none of his first-choice back four featured in this game, while new £72m signing Nicolas Pepe was only introduced as a substitute. But that only adds to the sense…