President Barack Obama attends the bill signing ceremony for the 21st Century Cures Act in the Eisenhower Executive Office Building in Washington, DC, on December 13, 2016. This bill will make new investments to address the heroin and prescription opioid epidemic, accelerate discoveries in cancer research as part of the Cancer Moonshot, expand the Administration's BRAIN and Precision Medicine Initiatives, and take important steps to improve mental health and the Food and Drug Administration's drug development process. Photo by Kevin Dietsch/UPI