DECEMBER 21 - Tyler Hamilton has reportedly signed with Rock Racing for 2008. Several sources have confirmed that the team inked a deal with the one-time grand tour contender and that he plans to race with the UCI continental squad in the coming season. VeloNews requested comment from both Hamilton and team owner Michael Ball, but neither immediately responded. Hamilton’s career wins have thus far included the 2004 Olympic time trial, the 2003 Liège-Bastogne-Liège and stages of the Giro d’Italia and Tour de France. He tested positive for blood doping in 2004 and was suspended for two years. He returned to professional cycling this past spring with the Russian-Italian Tinkoff Credit Systems. ...