Longtime San Francisco Giants TV broadcaster Duane Kuiper has throat cancer and is undergoing treatment, he announced on Sunday, September 20. “I was recently diagnosed with throat cancer and began treatment last week with my doctors at Stanford Medicine,” Kuiper, 76, said in a statement shared by the Giants. “This cancer is unrelated to the one I experienced five years ago, and I’m optimistic that it will be successfully treated.” Kuiper dealt with a separate cancer diagnosis in 2021, causing him to miss most of the team’s road games the following season. “I’ll miss the br...