Arsenal have today confirmed the squad that will be travelling to America to take part in a number of pre-season friendlies. Arsenal fly out to the United States today, where they will take on three Premier League rivals in pre-season friendly matches. First, Mikel Arteta’s makeshift side will face Bournemouth and Manchester United in Los Angeles, before moving on to Philadelphia for a showdown against Liverpool. These fixtures are vital fitness building exercises, and Arsenal fans can expect Arteta to experiment tactically somewhat across these games. However, the Spanish coach will be withou…