February 8, 2011 6:34 am

HS Sports Stars Shares Concussion Dangers with Teen Athletes

Tommy Mallon suffered three neck fractures during a lacrosse game in 2009. Now, the USD student warns other teen athletes about the dangers of concussions.

US & World Videos

0:28

A Vermont state trooper plunges into icy pond to rescue 8-year-old girl
2:59

Keep these travel etiquette tips in mind this holiday season
2:20

Bodies of Missing Men Found in Rubber Bins Inside Storage Unit
1:42

Hundreds of Golden Retrievers Walk a Mile for the Official Boston Marathon Dog
1:51

Typewriter Shop Owner Receives Gift From Tom Hanks
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