Denise Richards says an email purported to be from her to ex Charlie Sheen's now-fiancee Brooke Mueller asking for his sperm donation is "not legitimate." "It's a doctored e-mail," she said on Today Wednesday when asked about the e-mail, which came to light during her divorce battle with Sheen. "I would never send an e-mail to [Mueller], and, at the time of that e-mail, I was with [Richie...