More from our Political Correspondent Simon Harris, who is at a meeting of the London Legacy Development Corporation.
Boris Johnson tells board the park re-opening has "got to go off with a massive bang". @londontonight
LLDC is considering a QEOP membership scheme with loyalty cards allowing venue users to make priority bookings. @londontonight
More top news
Members of the RMT union on the Northern Line are planning to walk out on Monday after a driver was sacked for failing a breath test.
The A&E department at Northwick Park Hospital in north London has been under pressure following the closure of two other A&E units.
Martin Allen, 15, disappeared on his way home from school in London in 1979 and was never seen again.