Jon and his wife Katelyn were given the news of testicular cancer ten days before Christmas and surgery was performed three days later. They had been wanting to start a family soon, and doctors were concerned for them. Spring training found him showing zero blood markers and in early March, they found out Katelyn was pregnant. This journey has reaffirmed their faith and given Jon “a sense of peace in life and on the mound”
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Stefan Stevenson March 30, 2015

Jon discusses his recent battle with cancer