Marine Corps, Army and Navy dental technicians work together to care for a patient at the Kapaa Middle School site, June 19, during Innovative Readiness Training exercise Tropic Care 2014. Kapaa Middle School is one of three main sites that patients can be seen for medical, dental and optometry care provided by the Department of Defense at no cost to the public, providing simultaneous military training for medical personnel. TC14 also allows service members from each branch to combine their expertise in a joint-training environment. - Marine Corps, Army and Navy dental technicians work together to care for a patient at the Kapaa Middle School site, June 19, during Innovative Readiness Training exercise Tropic Care 2014. Kapaa Middle School is one of three main sites that patients can be seen for medical, dental and optometry care provided by the Department of Defense at no cost to the public, providing simultaneous military training for medical personnel. TC14 also allows service members from each branch to combine their expertise in a joint-training environment.