One U.S city is fighting back against the pharmaceutical industry -- as prescription drug prices continue to rise. Lesley Stahl reports. The ongoing conflict in Syria has left thousands of children orphaned. Scott Pelley introduces us to the humanitarians who are lending a hand. Plus -- Anderson Cooper showcases the work of renowned wildlife photographer Thomas D.Mangelsen. Learn more about your ad choices. Visit megaphone.fm/adchoices

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Bill Whitaker reports on a new gene editing tool -- that is revolutionizing biomedical research. For nearly 20-years -- Bill and Melinda Gates have sent 20-thousand disadvantaged students to college. Scott Pelley talks to some of the students who benefited from the Gates Millennium Scholarship. Lesley Stahl reports on a new type of farming -- with seaweed. Those stories on tonight's "60 Minutes." Learn more about your ad choices. Visit megaphone.fm/adchoices

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Aleksandr Kogan -- the app developer at the heart of the Facebook privacy scandal -- weighs in on the Cambridge Analytica controversy. We go inside MIT's Media Lab -- where scientists are turning futuristic ideas into present day possibilities. Plus -- a decade long look into the progression of an Alzheimer's patient. Those stories on tonight's "60 Minutes." Learn more about your ad choices. Visit megaphone.fm/adchoices

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Steve Kroft investigates Allegiant Air.

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Bill Whitaker reports from Chicago.

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Physical trauma and brain injuries in combat veterans could be linked to PTSD.

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A debate has erupted over arming teachers their classrooms.

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A special edition of 60 MINUTES PRESENTS: Behind Bars.

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