(Adds details) PARIS, Jan 30 (Reuters) - Frank Schleck will miss the 2013 Tour de France after he was handed a one-year backdated ban for failing a dope test during last year's race, the Luxembourg Anti-Doping Agency (ALAD) said on Wednesday. Schleck, third overall in the 2011 Tour, tested positive for the diuretic Xipamide following the 13th stage. ALAD representative Raymond Mousty told a news conference that the ban started from the day Schleck failed the test on July 14, 2012. ... More...