Dave Cullen, author of "Columbine," discusses the Parkland, Fla., shooting survivors and says that while he doesn't foresee the protests slowing, he's not sure they'll lead to lasting change. For the full interview, [click here](https://cheddar.com/videos/from-columbine-to-parkland-a-journey-of-gun-reform).

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President Biden Opts to Keep Space Command in Colorado
President Joe Biden has decided to keep U.S. Space Command headquarters in Colorado, overturning a last-ditch decision by the Trump administration to move it to Alabama. The choice ended months of thorny deliberations, but an Alabama lawmaker vowed to fight on.
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