Brominated Drinks: "Dude, What's This Stuff Doing in My Gatorade?"
"Sarah Kavanagh isn't your ordinary 15-year-old. Sure, the Hattiesburg High School sophomore rides the bus to school and participates in all the typical activities -- everything from Spirit Girls to forensics club. But this Mississippi teen also is behind an online petition to remove a potentially toxic chemical from sodas and sports drinks that are popular with her friends and family."