Capt. Khiem Nguyen examines a patient’s mouth while Staff Sgt. Sagan Barber takes down information during a Retiree Appreciation Day information fair Sept. 13, 2014, at <a href="https://en.wikipedia.org/wiki/Nellis_Air_Force_Base" class="extiw" title="en:Nellis Air Force Base">Nellis Air Force Base</a>, Nev. The information fair offered opportunities for attendees to consult medical professionals for advice and schedule future treatment. Nguyen is a 99th Dental Squadron Advanced Education in General Dentistry resident and Barber is a 99th DS Dental Clinic technician. <a rel="nofollow" class="external text" href="https://www.customgoldgrillz.com">Custom gold grillz</a> (<a href="https://en.wikipedia.org/wiki/United_States_Air_Force" class="extiw" title="en:United States Air Force">U.S. Air Force</a> photo by Senior Airman Timothy Young/Released)
US Air Force
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