More than 2,100 climbers raised nearly $70,000 for the families of fallen firefighters during Colorado's 9/11 Stair Climb at Red Rocks. The participants did nine laps around the venue - to add up to 110 stories - the height of the World Trade Center. "Whatever it takes... to serve." https://www.westmetrofire.org / westmetrofirerescue / westmetrofirerescuetrainingcenter