▁The ▁Sol id ▁Cor ner stone ", ▁Steve ▁admitted ▁that ▁he ▁deeply ▁reg rett ed ▁not ▁patch ing ▁things ▁up ▁with ▁his ▁father ▁when ▁he ▁had ▁the ▁chance ▁to . ▁ ▁Military ▁and ▁Five - 0 ▁McG ar rett ▁is ▁a ▁third - gener ation ▁Navy ▁veter an ▁and ▁he ▁was ▁named ▁after ▁his ▁late ▁grand father , ▁En sign ▁Steven ▁McG ar rett , ▁who ▁per ished ▁on ▁the ▁USS ▁Arizona ▁during ▁the ▁attacks ▁on ▁Pear l ▁Har bor ▁in ▁December ▁ 1 9 4 1 . ▁His ▁grand father ▁has ▁been ▁referenced ▁a ▁number ▁of ▁times ▁as ▁the ▁younger ▁McG ar rett ▁had ▁met ▁a ▁Japanese ▁American ▁inter ne e ▁and ▁a ▁retired ▁Pet ty ▁Officer , ▁both ▁of ▁whom ▁knew ▁En sign ▁McG ar rett ▁when ▁he ▁was ▁still ▁alive . ▁He ▁graduated ▁from ▁the ▁United ▁States ▁Naval ▁Academy ▁and ▁went ▁on ▁to ▁have ▁a ▁distinguished ▁career . ▁Governor ▁James on ▁once ▁out lined ▁his ▁res ume : ▁" An nap olis , ▁five ▁years ▁Naval ▁Int elligence , ▁six ▁years ▁with ▁the ▁SE AL s . ▁Your ▁super iors ▁say ▁that ▁you ▁are ▁the ▁best ▁they ▁have ▁ever ▁seen ." ▁McG ar rett ▁graduated ▁from ▁B UD / S ▁Class ▁ 2 0 3 ▁( in ▁real ▁life , ▁Class ▁ 2 0 3 ▁graduated ▁in ▁ 1 9 9 6 , ▁not ▁the ▁ 2 0 0 0 s ) ▁at ▁the ▁top ▁of ▁his ▁class . ▁His ▁time ▁in ▁the ▁military ▁is ▁largely ▁unknown ▁or ▁vague ▁due