Thomas Frank labelled Arsenal the most in-form team in the Premier League after his side suffered a defeat at the Emirates Stadium yesterday. The Bees put in an excellent shift against Mikel Arteta’s free-scoring side and limited Arsenal to very few opportunities in the game. Declan Rice opened the scoring in the first half with a well-taken header but a mistake from Aaron Ramsdale led to the two sides heading into the break on level terms. Arsenal would have to wait until the 86th minute to find a winner as Kai Havertz popped up with yet another headed goal for Arteta’s side. The fact that Ha…