A potential multi-million dollar pledge from an unnamed donor has energized University of Minnesota boosters eager to bring Big Ten football back to campus. Unconfirmed reports suggest an anonymous donor is willing to contribute $35 million towards a new on-campus facility if University officials can find the remainder from other sources. The news has revived talk of a Gophers-only stadium after a plan to build a joint facility for the university and the Minnesota Vikings unravelled last year. Minnesota Public Radio's Michael Khoo has more.