• BREAKING NEWS ABC shows live and on-demand -- Download the WATCH ABC app!

ER's crowded due to swine flu fears

April 30, 2009 12:00:00 AM PDT
As health officials continue to keep a close eye on the progression of the swine flu cases, many questions remain. Is this strain as virulent as the one that struck in 1918? And is it getting stronger or weaker? Not knowing is the reason so many people are flooding emergency rooms.