Why is the Wembley pitch so poor?

"Spongy" and "a disaster" are just two of the words used by Premier League managers to describe the once envied pitch at England's national football ground. So, what went wrong with the grass at Wembley?

Its multi-purpose use - staging concerts, racing events and American football games on top of a footballing schedule - seem to be at the root of the problem with the constant covering or removal of the fledgling grass playing havoc with its condition.

See the rest of the article on the following link:- BBC News