An aerial view shows of Harry Reid International Airport in Las Vegas.
Mandatory Credit:	Ethan Miller/Getty Images via CNN Newsource

An aerial view shows of Harry Reid International Airport in Las Vegas.
Mandatory Credit: Ethan Miller/Getty Images via CNN Newsource

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TSA’s new experiment: Self-service security checks

Self-checkout annoys many grocery shoppers and causes problems that are prompting numerous major retailers to pull back on using it. But that’s not stopping the Transportation Security Administration from testing a self-service screening system at Harry Reid International Airport in Las Vegas later this month.