SAN DIEGO — A Ramona BMX rider just became the youngest person to ever land a triple back flip on a bike. In this Zevely Zone, I reunited with the 12-year-old at YMCA's Clairemont Skate & Bike Park.

Sierra Kerr comes from solid surfing stock, and it shows. Most recently, it showed when she did a backflip on her maiden attempt at URBNSURF Sydney. “First try chlorinated backflip,” she wrote on ...

Sierra Kerr has accomplished a lot in her 18 years. World Junior Surfing Champion. Four-time Stab High winner. A groundbreaking video part at proper Teahupo’o. One of the best female surfers in the ...