David Beckham is meeting the Prime Minister David Cameron later today to urge him to take immediate action to tackle this hidden crisis that affects 180 million of the world's youngest children. Beckham, a longstanding Goodwill Ambassador for UNICEF, will visit Cameron personally to deliver a letter that's been co-signed by over 50 sporting and entertainment stars including Ewan McGregor, Lewis Hamilton, Robbie Williams, Claudia Schiffer, Whoopi Goldberg, Orlando Bloom, Boris Becker and Alex Ferguson.   Read the letter The letter urges Cameron to use his position to help reduce the number of children affected by ‘stunting’, the irreversible damage caused to a child’s brain and body if they don’t get the right nutrients in their first 1,000 days of life. Learn more about stunting "During the coming weeks all eyes will be on London for the greatest show on earth", said Beckham. "As a UNICEF Ambassador, I'm asking the Prime Minister to use the global spotlight on our nation to make children around the world the real winners of these Games." From: UNICEF