. >> he was taking the high doses of motrin. i was at work, and he called me, i think i had a bleed. it wasn't the ulcer that was bleeding, it was the tumor that was bleeding. the goal was to get him as much time as we >> reporter: less than a month later, pete was gone. >> it was so fast. >> reporter: years of battling fires and chemicals was what led to cancer. with flowers from the service still hanging in their home and surrounded by memories michelle finds it her calling to help other firefighters. >> start getting the word out about how serious cancer is in the fire service is, but also what can we do to help prevent this from happening to somebody else. >> reporter: pushing for changes within the fire service, everyone. >> it's an eye opener, from diagnosis to death on pete, it was a year. like i said, you would never know he was sick a day in his life. >> reporter: michelle and pete had two kids together, a lifetime of love. dreams still to be pursued. now, no more. >> as a wife, best friend, how much do you miss him? >>