Maybe this explains why the Parkland kids succeeded (where others failed) when it comes to kicking the NRA’s ass…

If anyone is still looking for meaningful ways to define generations, Millennials are the first to grow up when most U.S. kids didn’t have actionable levels of lead in their blood. pic.twitter.com/e02JJAIEl4

— James Hamblin (@jameshamblin) March 6, 2018