State Epidemiologist Says Health Officials Concerned Because Swine Flu is New Virus COLUMBUS, OH (wosu) - Each year millions of people in the U.S. catch seasonal flu - 36,000 of them die from it. The World Health Organization reports more than 330 people worldwide have become infected with swine flu - at least ten people have perished. WOSU's Mandie Trimble spoke with Ohio's assistant epidemiologist, Mary DiOrio, to find out why health officials are so much more worried about the swine flu. Click the listen icon to hear the interview. © Copyright 2009, wosu