By Sunday Miller | April 29, 2021 at 6:46 PM MST - Updated April 29 at 6:47 PM TUCSON, Ariz. (KOLD News 13) - Days after his sudden death, Mark Doe’s family remembers him as the life of the party, a cancer survivor, and for his valiant actions just moments before he was killed. “He was amazing, and he’s going to be greatly missed, but we see him as a hero,” said Jennifer Doe, Mark’s Doe’s niece.