GOODYEAR, AZ - 14-year-old Sean Gage swam to Alcatraz before. He did it last year and won in his heat.
This year, he is preparing to swim it again. This time he hoping to raise $10,000 for people affected by breast cancer.
Gage's mom was diagnosed with breast cancer. This is his way to raise awareness for the disease.
You can help Sean reach his goal by making a donation, here.