Doctors believe the H1N1 virus from 2009 is the same strain that's making people sick this flu season. KRDO NewsChannel 13's Rana Novini is finding out why young and healthy people are also at risk.
KXAN, TWC News via CNN
CNN; Australian Olympic Team; YouTube/JUllia Corona via CNN
KFMB; San Diego Police Department; Facebook via CNN
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