A generation of American kids has been raised on lockdown and active-shooter drills since Columbine, but researchers still don't know how effective they are. Then, a month after his presidential announcement, John Hickenlooper reflects on his odds and what he's learned. Finally, in the latest episode of Purplish, meet the first fracktivist.
Since Columbine, Are Lockdown Drills Effective?; How Hick Feels A Month Into The 2020 Race
By Ryan Warner