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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Judge Orders Texas to Remove Floating Border Barrier
U.S. District Judge David Ezra stopped short of ordering Texas to dismantle the wrecking-ball sized buoys on the Rio Grande but called them a threat to safety and relationships between the neighboring countries.
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