WASHINGTON, DC - JULY 01: U.S. President Barack Obama speaks about the Zika virus during a meeting with health officials in the Oval Office at the White House, July 1, 2016 in Washington, DC. President Obama urged Congress to pass a Zika virus funding bill before going on break. Also pictured are, Secretary of Health and Human Services Sylvia Mathews Burwell, (2-L), Director of NIH/NIAID Dr. Anthony Fauci, (R), Director of the Centers for Disease Control and Prevention Dr. Tom Frieden. (L). (Photo by Mark Wilson/Getty Images)