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Now Playing
Cutting-edge technology helps researchers track hurricanes
02:24
UP NEXT
Harris meeting with Walz, Shapiro, and Kelly as she closes in on VP pick
01:52
Tropical Storm Debby set to slam Florida
01:58
Team USA cyclist Kristen Faulkner’s unusual path to the Olympics
02:16
New video shows moments leading up to D’Vontaye Mitchell’s death
01:49
Sec. Austin withdraws plea deal for accused 9/11 plotters
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