Revealed: New plans emerge for the UK's biggest-ever arena - the 'London Colosseum' - to be built in the Olympic Park and host 25,000 fans for sports including NBA Europe

Plans have emerged for a major new indoor arena called the 'London Colosseum' to be built at the Olympic Park in London. The venue would have a capacity of 25,000 seats, making it the UK's largest arena. It is intended to host major sporting events including NBA Europe games.