Photo of the Day: Persons of interest, friends, frenemies, lend me your ears, and irises, too

A paratrooper with the 82nd Airborne Division’s 1st Brigade Combat Team uses a Handheld Interagency Identity Detection Equipment, or HIIDE, system to scan the iris of a local national May 4, 2012, Ghazni Province, Afghanistan. Ubiquitous among American troops, the equipment is used to identify persons of interest. (U.S. Army photo by Sgt. Michael J. MacLeod)

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