Knight Cancer Challenge community celebration at Pioneer Courthouse Square, July 1, 2015. (OHSU)

OHSU employees pose at the OHSU campus celebration marking the completion of the Knight Cancer Challenge on June 25, 2015. (OHSU)

Targeting Hope Event. From left: Wim Wiewel, Portland State University president; Edward J. Ray, Oregon State University president; and Joe Robertson Jr., M.D., M.B.A., OHSU president, attend the Targeting Hope gala for the Knight Cancer Institute in September 2013. (OHSU)

Targeting Hope Event. From left: Nike Co-founder Phil Knight; former Louisiana-Pacific Chief Executive Officer Harry Merlo; and Flo Newton, president of Global Aviation, speak at the Targeting Hope gala for the Knight Cancer Institute in September 2013. (OHSU)

Targeting Hope Event. From left: Longtime friends Ken O’Neil (left) and Nike Co-founder Phil Knight (center) share a laugh with Michael Doherty, Nike’s Creative Director of Global Brand Presentations, at the Targeting Hope gala for the Knight Cancer Institute in September 2013. (OHSU)

Targeting Hope Event. Nike Co-founder Phil Knight announces the $1 billion challenge to end cancer as we know it at the Targeting Hope gala benefiting the OHSU Knight Cancer Institute in September 2013. (OHSU)

Targeting Hope gala for the Knight Cancer Institute in September 2013. Katie Knudson (second from left) and her family celebrate with Brian Druker, M.D., right, after Phil Knight announces his $1 billion cancer challenge at the Targeting Hope gala in September 2013. At age 6, Knudson was one of the first children to receive Gleevec, the targeted cancer therapy that was developed by Dr. Druker. (OHSU)

Targeting Hope Event. Brian Druker, M.D., director of the Knight Cancer Institute, and his wife, Alex, pose for a photo at the Targeting Hope gala for the Knight Cancer Institute in September 2013. (OHSU)

Targeting Hope Event. From left: Tim Boyle, president and chief executive officer of Columbia Sportswear; Nike Co-founder Phil Knight; Wieden+Kennedy Co-founder Dan Wieden; and Brian Druker, M.D., director of the Knight Cancer Institute, at the Targeting Hope gala for the Knight Cancer Institute in September 2013. (OHSU)