The Golden Gate Bridge took four years to build. Eleven men fell to their deaths while building it. In one accident, a scaffold net collapsed, sending a dozen men hurtling into the water.

One year ago, crews finished installing the suicide deterrent nets below San Francisco's Golden Gate Bridge. Tuesday, we're learning more about how the barriers are saving lives.

SAN FRANCISCO (KGO) -- One year ago, crews finished installing the suicide deterrent nets below San Francisco's Golden Gate Bridge. Tuesday, we're learning more about how the barriers are saving ...