This file photo provided by the National Institute for Allergy and Infectious Diseases shows a colorized transmission of the MERS virus. (AP Photo/National Institute for
The CDC today is reporting an unwanted milestone—the first known case of a deadly virus known as MERS has shown up in the US, reports NBC News. The patient is an unidentified health care worker who traveled to the US from Saudi Arabia and is now being treated at an unnamed hospital somewhere in Indiana, reports the Indianapolis Star. Health officials say the Middle East Respiratory Syndrome Coronavirus doesn’t spread easily, so those who might have come into casual contact with the traveler probably weren’t exposed. It generally takes close, person-to-person contact, as with health care workers.