4A technicians and Medical Service Corps officers with the 72nd Medical Support Squadron gathered for a group photo in celebration of their annual 4A and MSC Appreciation Week on Nov. 2. Approximately 120 people within the 72MDSS serve as medical administrative technicians, logisticians, biomedical equipment technicians, information technology, resource management, healthcare management and TRICARE operations within the 4A/MSC field here at Tinker in the 72nd Medical Group.