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Congress considers ban on Chinese-made drones used in U.S.

About 80 percent of all drones sold in the U.S. are made by a Chinese company, DJI, that the U.S. government says has links to the Communist Party. Congress is on the verge of banning all Chinese-made drones from the U.S. market, citing national security concerns, sparking alarm among businesses that rely on them. NBC News' Ken Dilanian has more.