Four refugees sent to Indiana by the federal Office of Refugee Resettlement in 2015 were diagnosed with active tuberculosis once they arrived in the Hoosier State, according to the Indiana Department of Health. Active tuberculosis (TB) is infectious, while so-called “latent TB” is not infectious. But 10 percent of those infected with latent TB develop active infectious TB. In 2015, almost 400 migrants with latent TB settled in Indiana, according to state records. The state’s TB rate had declined for the 54 years up to 2010, but is now increasing as more migrants settle in the state. “Tuberculosis is one...