Ivo Karlovic,maybe Goran Ivanisevic(if he play,he will play only doubles!)
Zeljko Krajan is injury
With Andy Roddick sidelined by a wrist injury, James Blake and Mardy Fish will lead an inexperienced U.S. team against host Croatia in the first round of the Davis Cup on Feb. 7-9.
At 23, Blake is the veteran of the group. Fish and Taylor Dent are both 21, and Robby Ginepri is 20; that trio has played a combined total of one Davis Cup match, in doubles