At the direction of Donald Trump, U.S. Attorney General William Barr is launching a national commission on crime and law enforcement. It's not the first time a president has formed such a panel, but indications are that this one will take a very different approach than its predecessors.
Read MoreWe hear it all the time: law enforcement needs to change for the 21st century. But what does "21st century policing" actually mean, and how would that police department be different than what we have now?
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