Alex Trebek Opens Up About 'Deep Sadness'<br />Amid Cancer Battle In March, the longtime 'Jeopardy' host revealed he had been diagnosed with stage 4 pancreatic cancer. Despite his condition, Trebek has <br />continued to helm the popular game show. The program is currently on a break, but Trebek says he will return to his hosting duties. Talking with 'Good Morning America,' Trebek says <br />that his outlook on the future is optimistic. This is due to the signs of his cancer already weakening as he undergoes chemotherapy. Alex Trebek, via <br />'Good Morning America' Trebek goes on to say that he is grateful for all the support from fans and fellow cancer patients. Alex Trebek, via <br />'Good Morning America'