"It is now our duty to serve them." CNN Hero Stacey Buckner on providing a lifeline to homeless veterans. Brooke Shields shares her story. Donate to Off-Road Outreach NC or any of the other Top 10 CNN Heroes' orgs right now at CNNHeroes.com. Dollar-for-dollar matching from the Elevate Prize Foundation is still in effect up to $50,000 per Hero. | CNN Heroes

The CNN Heroes Legacy Award honors a lifetime commitment to service and an unwavering dedication to making the world a better place. Anderson Cooper shares a look back at CNN Heroes Legacy honoree Robert Redford’s longtime advocacy for the planet through activism, storytelling, and decades of public engagement. #CNNHeroes #RobertRedford | CNN Heroes