© under license to London News Pictures. 09/12/14. FILE PICTURE: Tesco has warned today 9th December 2014, its full-year profits will be substantially below market expectations. The supermarket chain said its group trading profit for the full financial year "will not exceed £1.4bn", below the £1.8bn to £2.2bn range expected by markets. The downgraded guidance follows its admission earlier this year that it had misstated its profits by £263m. Picture credit Grant Falvey/LNP