U.S. Marines fire the Carl Gustav rocket system during live-fire training last October. With each firing, the shooter’s brain is exposed to pulses of high pressure air emanating from the explosion that travel faster than the speed of sound.
This year marks the 10th anniversary of Colorado Gives Day, a statewide movement to celebrate and increase philanthropy in our state. Colorado Public Radio is proud to be a part of this nonprofit community. We're in good company so we're highlighting nonprofits doing great work. Learn more.