Jake Clark (Colorado Springs, Colo./U.S. Marine Corps) won a gold medal at 84 kg/185 lbs. at the Yuri Lavrikov Tournament in St. Petersburg, Russia on Nov. 16.    Dan Hicks (Quantico, Va./U.S. Marine Corps) added a silver medal at 120 kg/264.5 lbs and Frank Workman (Quantico, Va./U.S. Marine Corps) placed seventh at 96 kg/211.5 lbs.    Clark defeated Yerast Palkin of Russia in the gold-medal finals. Hicks lost to Sergei Ivanov of Russia in the gold-medal finals.    More information and results will be posted on TheMat.com when it becomes available.    Yuri Lavrikov Tournament  at St. Petersburg, Russia  November 14-16, 2003  55 kg/121 lbs.  Gold - David Akopan - St Petersburg, Russia  Silver - Shamid Shavalev - St Petersburg, Russia  Bronze - Yevgenny Muraskin - Belarus    60 kg/132 lbs.  Gold - Jallal Gasmoyiev - St Petersburg, Russia  Silver - Vadim Konstantinov - Youyanovsk, Russia  Bronze - Andre Chernov - Youyanovsk, Russia    66 kg/145.5 lbs.  Gold - Rustom Mambetov - St Petersburg, Russia  Silver - Maxim Guleav - St Petersburg, Russia  Bronze - Vladamir Bikbaev - Baskiria, Russia    74 kg/163 lbs.  Gold - Gasan Abdeiv - Tambov, Russia  Silver - Sergei Belikov - Moscow, Russia  Bronze - Oleg Berdinskih - Tourmen, Russia    84 kg/185 lbs.  Gold - Jake Clark - United States  Silver - Yerast Palkin - Arhangelisk, Russia  Bronze - Tarvi Tomberg - Estonia    96 kg/211.5 lbs.  Gold - Dennis Shakkai - St Petersburg, Russia  Silver - Vladimir Barktov - St Petersburg, Russia  Bronze - Elinor Kazimamedov - Tambov, Russia    120 kg/264.5 lbs.  Gold - Sergei Ivanov - St Petersburg, Russia  Silver - Dan Hicks - United States  Bronze - Henko Soopart - Estonia