The second-largest measles outbreak in the U.S. this year continues to expand, with 13 new cases confirmed this week.

SALT LAKE CITY -- A federal appeals court has rejected a lawsuit filed by reality TV polygamist Kody Brown and his four wives, declaring that the family did not actually face a threat of prosecution ...

Years after the reign of Warren Jeffs, the Short Creek community on the Utah-Arizona border is focused on rebuilding. Missed vaccines were low on the list of priorities, until now.

At least 123 people have been infected in a growing measles outbreak about 160 miles from Las Vegas along the Utah-Arizona ...

A measles outbreak in parts of Utah and Arizona not far from Las Vegas has grown to over 130 cases, according to public ...

An outbreak of measles at the Arizona-Utah border has grown to 123 cases and seven hospitalizations, new data shows.

Polygamist leader Warren Jeffs has been sentenced to life in prison for sexually abusing underage child brides. The leader of the Utah-based Fundamentalist Church of Jesus Christ of Latter Day Saints ...

The outbreak, centered in the former polygamist Mormon area of Short Creek, is the state's biggest in decades.