The Tour of Britain race director described the 2013 route as the "most gruelling" yet. Mick Bennett revealed the route at a press conference in Covent Garden this evening - it will visit Surrey before finishing in London.
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In a wide-ranging Peston on Sunday interview, he said Parliament security needs reviewing and the PM's counter-terror strategy is flawed.
The terror attack carried out by Khalid Masood at Westminster that left four people dead lasted less than two minutes say police.
Two knives were found at the scene in Islington, North London, and the suspects fled on foot before being arrested.