Liverpool face their biggest test of the season so far on Sunday as they take on Arsenal at the Emirates Stadium. The Reds have lost their last two Premier League visits to Arsenal as the Gunners have regenerated into a genuine force once again. But Liverpool did go to the Emirates and win in the FA Cup last season and will be buoyed by coming into the game in superb form. The Reds have won 11 out of 12 games under Arne Slot so far, making it the best start to a season in Liverpool history. Another win on Sunday would extend that record and send out a real statement to the rest of the Premier …