Boston Flu Burdens Hospitals as Warning Spurs Vaccine Demand

Boston Flu Burdens Hospitals as Warning Spurs Vaccine Demand

Matt Rourke/AP Photo

A tent set up for patients with flu symptoms, just outside the emergency entrance at the Lehigh Valley Hospital on Jan. 10, 2013, in Allentown, Pa. The Pennsylvania Department of health designated flu as now "widespread" throughout the commonwealth. Disease-trackers at the U.S. Centers for Disease Control and Prevention prepare to release new data on the flu outbreak tomorrow.