US NEWS MED-FLU-HEALTHWORKERS 1 LA

Downey Regional Medical Center RN Connie Meinke holds a syringe filled with the flu vaccine before injecting a fellow employee on January 17, 2013. Like many hospitals across the U.S., the Downey, California, facility is preparing for the flu onslaught. The hospital is asking all of their employees to be vaccinated. (Mark Boster/Los Angeles Times/MCT)