Martin Vassallo Arguello is replacing David Nalbandian. The Argentine team now consists of of Juan Monaco, Juan Ignacio Chela, Lucas Arnold and Vassallo Arguello. Monaco says his leg is fine. Also a Romanian business man is offering money to his DC team - €20,000 for each match they win against Russia this weekend, as well as a €100,000 bonus if they win the tie. The tie is being held in Sibiu, Romania. http://tennis.com/news/ticker.aspx