How scientists are working to save corals (Part 1)
02:12Off the coast of the Florida Keys, scientists are hard at work trying to save an entire ecosystem from the brink of total collapse. NBC’s Kerry Sanders reports.
How Detroit went from a booming metropolis to a shrinking city
10:33Can Detroit rise from decades of decline?
08:21Is there hope for Detroit Public Schools?
04:08This Detroit public school is attempting to beat tough odds
05:16How an abandoned Detroit neighborhood found higher purpose
03:16This tree farm is bringing life back to Detroit’s east side
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