Health officials in Los Angeles County said a person infected with measles visited Universal Studios Hollywood and potentially exposed others to the virus. Health officials in Los Angeles County said a person infected with measles visited Universal Studios Hollywood and potentially exposed others to the virus. Health officials in Los Angeles County said a person infected with measles visited Universal Studios Hollywood and potentially exposed others to the virus. Health officials in Los Angeles County said a person infected with measles visited Universal Studios Hollywood and potentially exposed others to the virus. Los Angeles County health officials said a person infected with measles visited Universal Studios Hollywood last month and potentially exposed others to the virus.