Is the Premier League already a two-team title race?

Four games is far too soon to be talking about who is in or out of the title race... isn't it?And yet Arsenal and Manchester City, who have been the top two in three of the past four seasons, look a level above everyone else so far.Is it already a two-horse race?With new (or newish) managers, Manchester United, Chelsea, Liverpool and Tottenham were all looking for better things this season.But so far their starts range from shaky to shambolic.How Premier League table looks after four gamesHow go