Life-saving drill in Danville

POSTED: 05:07 PM EST Nov 07, 2013    UPDATED: 07:24 PM EST Nov 07, 2013 

Do you know what the signs are when someone around you starts having a heart attack? What if you start feeling pains in your chest?Medical professionals say most the time it's a false alarm, but it's better to take precautions than to wait it out.