Visitors to airports in Detroit; Newark, N.J.; and Memphis may have been exposed to measles after cases were confirmed in two international travelers, health officials in two states said Tuesday. But people who received the measles, mumps and rubella vaccine twice as children are considered protected for life, federal Centers for Disease Control and Prevention officials said. Others who have not been vaccinated or had only one shot could come down with the disease, which can be life-threatening. The specifics:

• DetroitPeople who visited the North Terminal at Detroit Metropolitan Airport on the afternoon of March 6 likely were exposed to the highly contagious virus, according to the Michigan Department of Health and Human Services. Someone infected could develop symptoms as late as next week

• NewarkPassengers in terminals B and C of Newark Liberty International Airport also were exposed and could develop symptoms as late as April 2, according to the New Jersey Department of Health.

• Memphis. The young child diagnosed with measles arrived in Newark from Brussels and flew to Memphis International Airport that evening, exposing others along the way, New Jersey health officials said.  READ MORE