International Hockey Federation (FIH) president Leandro Negre today gave a thumbs-up to the security arrangements made for the Hockey World Cup in New Delhi beginning on 28th of this month. He called the security of the highest level.The FIH chief said the organisers have done their best. Mr Negre said all are are working very hard to make it a wonderful World Cup. AIR correspondent reports the run-up to the World Cup has been marred by security concerns after a militant group issued a terror threat against foreign players visiting India. It prompted New Zealand striker Simon Child to pull out at the last minute.