The Dallas Stars, trailing the St. Louis Blues 2-1 in a second-round, best-of-seven Stanley Cup playoff series, will be without the services of Patrick Eaves and Tyler Seguin for Thursday's Game 4.The Stars left Seguin and Eaves in Dallas with lower-body injuries ahead of Tuesday's Game 3, which St. Louis won 6-1. Eaves suffered his in Game 1 of the Blues series when he was struck in the foot by a Stephen Johns shot.