By Chad Terhune (Reuters) -As a measles outbreak spreads across West Texas, Dr. Ana Montanez is fighting an uphill battle to convince some parents that vitamin A - touted by vaccine critics as effective against the highly contagious virus - will not protect their children.

In theaters “Black Bag,” directed by Steven Soderbergh and starring Michael Fassbender and Cate Blanchett, opens Friday. This thriller follows an intelligence agent suspected of betraying the country, and her husband must decide where his loyalties lie.

A recent outbreak of measles is prompting questions about the life-threatening disease and how to prevent it. Here's what to know.

Virginia health officials said they are aware of a confirmed case of measles that may have exposed other travelers at Dulles International Airport on March 5 between 4 p.m. and 9 p.m.

RFK Jr. has cited vitamin A and cod liver oil as effective methods of measles prevention while stopping short of outright suggesting vaccines.

US Health Secretary Robert F. Kennedy Jr. wrote in an op-ed that vitamin A could help against measles. Doctors explain why it's no substitute for vaccines.

A measles outbreak in West Texas has expanded to over 120 cases across nine counties, marking the largest outbreak in the state in three decades. The virus has also spread to New Mexico and North Texas, with health officials confirming a case in Rockwall ...