Premier League chief warns of calendar 'tipping point'

With both their title rivals dropping points, Liverpool rose to the summit of the Premier League this weekend with a win over Brighton. But with their squad stretched to breaking point and repeatedly falling behind in games, it's been the emergence of one player - at both ends of the pitch - who has kept Jurgen Klopp's championship dreams alive. Alexis Mac Allister, despite a very weird start to the season, has become Liverpool's most important player. Adam Clery looks at his season so far, and analyses exactly how far he can take them.