As it happened: London prepares for Olympics

Key Points

• David Cameron tells a news conference on the Olympic Park that people will see that Britain can deliver. He says he wants the Games to lift the world by bringing people together
• The Olympic torch has been on the penultimate day of its 70-day UK journey, visiting the White City site of the 1908 Olympics, Downing Street and Buckingham Palace along the way
• Olympic officials in London are to blame for the North Korean flag error that jeopardised a women's football game at Hampden in Glasgow, the BBC understands