A growing measles outbreak in Texas, where one unvaccinated child died and nearly 20 others have been hospitalized with serious complications, marks the first major test for U.S. Health Secretary Robert F.

Gaines County in West Texas is at the heart of the ongoing measles outbreak. Non-medical vaccine exemption rates there are high.

People who are vaccinated, or who have had the measles before, are unlikely to catch the virus ― even if they come into contact with someone who’s sick. The measles vaccine, t