seabees "We Build, We Fight" group Their motto is "Can Do!" Some Navy members Navy specialists Navy builders Naval builders Military group with an insect in its logo Military builders Builders and defenders of airfields "We Build, We Fight" military group "Can Do!" group Navy building crew Landing strip constructors Military construction crew Naval engineers Naval base builders "Can Do" is their motto U.S. Navy adjunct "Can Do" people Naval construction crew Builders of military bases