It was reported in the ANN ARBOR NEWS that Michigan will be without forward Jason Botterill (13-14--27, 78 PIM) versus Western Michigan and Michigan State this weekend. Botterill is resting a wrist injury. Forward Ron Sacka, who has missed the previous six contests with a groin injury, may return to the line-up. Given that Michigan only has 13 forwards, if Botterill and Sacka are both unable to play the Wolverines will be forced to dress 11 forwards and 7 defensemen. (They've done this before, using Mark Sakala on spot duty at forward and on the shorthanded unit.) John H U Mich