Sadiq Khan orders inquiry over £51m Olympic Stadium increase

London mayor Sadiq Khan has ordered an investigation into the finances of the Olympic Stadium after being told the total cost of converting the arena for use by West Ham has soared by £51m. Mr Khan announced his investigation into the conversion cost - up from £272m to £323m - as Sky News learned the estimated annual outlay of moving "retractable" seats is one of the factors behind the rise. Engineers have said work to move them could take 15 days at the end of the football sea