In honour of Australia’s first-ever “Thank a First Responder Day”, the Duke and Duchess of Cambridge shared a video doing just that. “Earlier this year, we witnessed thousands of firefighters, supported by the wider first responder community, who worked tirelessly risking their own lives to protect Australian communities from the devastating wildfires,” Prince William said. “The world was watching your efforts and we were deeply moved by what we saw.” RELATED: Kate Middleton Has Joined Other Royal Ladies In Calling The Vulnerable Kate Middleton added, “Sadly, you’re now on the frontline of yet another emergency.