UTMB’s Nikos Vasilakis is a contributor to this NPR Zika virus story. The Centers for Disease Control and Prevention is considering a travel warning for countries where Zika is circulating. This news also reported in KPBS San Diego, WLRH Huntsville, KNPR Las Vegas, New Hampshire Public Radio, WAMC Northeast Public Radio, KERA Dallas, Delaware First Media, KIOS Omaha, Iowa Public Radio, High Plains Public Radio, KWBU Waco, WCAI Cape Cod, Peoria Public Radio, Tri States Public Radio, UALR Little Rock, KUNR Reno, KSMU Missouri, KRCU Missouri, WYSO Ohio, Oregon Public Broadcasting, WUTC Tennessee Valley, KLCC Eugene, KCBX San Luis Obispo, KMUW Wichita, KCLU Santa Barbara, WUWM Milwaukee, American University Radio, WYSU Ohio, WUNC North Carolina, News Net Nebraska, WUIS Illinois, Wisconsin Public Radio and Hawaii Public Radio.