It doesn't matter whether you love or hate guns; it's obvious that the US would be a safer place if there weren't thousands of them sold every day without background checks. Dan Gross, president of the Brady Campaign to Prevent Gun Violence, makes a passionate, personal appeal for something that more than 90 percent of Americans want: background checks for all gun sales. "For every great movement around the world, there's a moment where you can look back and say, 'That's when things really started to change,'" Gross says. "For the movement to end gun violence in America, that moment is here."

Dan Gross: Why gun violence can't be our new normal

Why gun violence can't be our new normal

Gun violence transformation is likened to past cultural shifts where harmful norms became stigmatized through common ground.

Every day in the US, nine children are unintentionally shot, highlighting the urgent need for safer gun ownership practices.

Transforming gun laws with common ground: Over 90% of Americans, including gun owners, support comprehensive background checks.