The dental care that some middle class Americans take for granted was certainly not lost on the grateful veterans who received free treatment last Saturday. style=”display:inline-block;width:300px;height:250px” data-ad-client=”ca-pub-8420654331411867″ data-ad-slot=”1313712966″> Over 450 Aspen Dental offices across 36 states opened their doors to the nation’s heroes this weekend, giving 4,600 veterans free dental treatment. RELATED: Veterans Find Peace Protecting…