Chelsea manager Carlo Ancelotti believes that Manchester United striker Wayne Rooney is the best in the world “at this time.

The former Everton forward added to his impressive goal line to open the scoring against Portsmouth on Saturday, in what is a resounding 5-0 victory over relegation battle.

The victory was Sir Alex Ferguson’s charges against their colleagues in London to claim the first place, albeit on a provisional basis – Arsenal visit Stamford Bridge on Sunday.

Despite the displaced at the top, Ancelotti has lavishly praised the Red Devils’ in-form striker for his stellar performance this season.

United Rooney used very well at the moment, “Ancelotti said The Mirror.

“Every game he proves his quality. He is a fantastic, fantastic player.

“I’m surprised, because he never drops, it constantly improves its performance.

“It is good not only for Manchester United, but also for the national team, because to have Rooney in this state is very important for England at the World Cup.

“Is he the best in the world at that time? I think yes. By the time he is the most crucial player in the world. ”

Rooney scooped the Premier League’s Player of the Month Award for January.