The meet will include eight countries (US, UK, China, Germany, France, Jamaica, South Africa and Poland) competing over two days in all field events and track events up to the 1500 with each country getting one male and one female entry in each event. *BBC article With this new event, the previously announced, "The Meet" (a US vs GB dual meet) has been cancelled. *The Telegraph: UK Athletics Chief Calls World Cup A "Magic Bullet" For The Sport