Big Ten Power Rankings: Spring Practice EditionBy Patrick Forrest | Mar 13, 2015PrevPrev2 of 15NextNextNov 8, 2014; West Lafayette, IN, USA; Purdue Boilermakers quarterback Austin Appleby (12) looks for instructions from the sideline as his teammates wait in the first half at Ross Ade Stadium. Mandatory Credit: Sandra Dukes-USA TODAY SportsNext: No. 13 IndianaNextHome/Big Ten