Penguins at London zoo test out a new diving board, installed in their enclosure today.
Keepers say that they are trying to get the birds into the Olympic spirit ahead of the London games.
More top news
Police in Harrow have released CCTV footage as part of a reappeal for information about a sexual assault that happened last November.
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.