Alex Trebek on his decision to go public with cancer diagnosis

Trebek recorded a public service announcement about having pancreatic cancer in 2019 in order to raise awareness about the disease. He was determined to continue hosting "Jeopardy!" through treatment. WATCH THE FULL EPISODE: https://bit.ly/2JRUFeQ SUBSCRIBE to ABC NEWS: https://bit.ly/2vZb6yP Watch More on http://abcnews.go.com/ LIKE ABC News on FACEBOOK   / abcnews   FOLLOW ABC News on TWITTER:   / abc   #AlexTrebek #Jeopardy #ABCNews