As it happened: Tuesday at conference

Key points

• David Cameron tells the BBC the world economy is at "a moment of danger" as a result of the eurozone crisis
• London Mayor Boris Johnson pledges to tackle gang culture in the aftermath of the summer riots
• Justice Secretary Ken Clarke gives more details of his scheme to get prison inmates working
• Home Secretary Theresa May outlines plans to cut the number of foreign criminals claiming a "right to family life" to avoid deportation
• But she sparks a row about a foreign criminal she says was allowed to stay in the UK because he had a pet cat