More than a hundred people died because of devastating flash floods in Texas earlier this month. It’s important to understand how floods happen, and what we can do to keep ourselves safe. Ali Velshi speaks with Jim Blackburn, an environmental lawyer and planner who co-directs Rice University’s Severe Storm Prevention, Education, and Evacuation from Disaster (SSPEED) Center. There is “clearly a lesson that we have to learn” in terms of preparedness and communication, says Blackburn. When a flash flood happens, Blackburn explains, “If you’re not prepared to leave in a very short amount of time, you really have nowhere to go.” He adds that more people should be aware of how prone the areas they live in may be to flooding. “These are danger zones, and with climate change, they’re only going to get more dangerous. For more context and news coverage of the most important stories of our day click here: msnbc.com » Subscribe to MSNBC: youtube.com/msnbc » Subscribe to...