‘No strategic or personnel adjustments could fill the void created by the Sabres’ most notable absence: Jack Eichel, the 24-year-old captain, top-line center and face of the franchise. An upper-body injury will keep Eichel out of the lineup for the “foreseeable future,” according to Krueger, and the Sabres’ 3-0 loss to the Pittsburgh Penguins on Saturday night in KeyBank Center illustrated why improvement won’t be easily attainable.’