Via Iowa State media - sounds like it was overheard from the Journal Star's Steve Sipple. I'm guessing it was speculation on Sip's part (probably educated speculation) or misunderstanding on the ISU guys' part, since if it was firm, Sipple would publish it to the LJS blog first. Here's the LJS' latest post on the issue.
I have no connection to anyone in the know, but FWIW, I've read rumors that both Martinez and Lee are hurt, so this wouldn't exactly surprise me. Not great news, though - especially for those praying for no turnovers.