CNBC's Valerie Castro reports on a sting called Operation Trojan Shield that intercepted messages from criminals around the world. The intel helped investigators prevent murders and find drugs located in frozen fish, and led to hundreds of arrests worldwide.
By: CNBC Television
Title: FBI creates messaging app to trick gangs and drug traffickers
Sourced From: www.youtube.com/watch?v=8TgG9oSN_7g
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