inursuay rnghl, was captured by Trooper William J. Ennis of the Latham station of Troop G, Stale Police, Saturday afternoon in fit. 143, Town of llalfmoon.The suspect, Norman Arthur Porter Jr., of 2 Garden St., Woburn, offered no resistance when Trooper Ennis stopped an auto he was driving north in Kt. 146 on a routine auto check.In Albany JailPorter was arrested as a fugitive from justice. After questioning at the Latham station he was arraigned before Justice of the Peace Harry D’Agostino, Town of Colonie, and committed to Albany County Jail to await the outcome of extradition proceedings, which will probably be completed today.A hitchhiker riding with Porter, George S. Hamilton, 26, of WarrentQfi, Va., was charged with vagrancy and following arraignment before Justice of the Peace Vernon Shear, Town of i llalfmoon, was committed lo i Saratoga County Jail at Balls-ton Spa pending further investigation.Porter was sought following a bloody rush hour tobbery Thursday night in a busy Massachusetts Route 1 clothing store in which one man was killed, another wounded and a thkiri roughed up.The holdup and murder occurred at 8:43 p.m. at the Robert Hall clothing store outside1 Sagas less than 15 minutes be-i fore closing time. Two gunmen took part In the holdup and robbery, authorities said. The pair burst into the store brandishing a shot gun and two pistols . and shouted “holdup.'1 There were about 20 customers and 10 clerks in the store at the time of the robbery.The two holdup men, wearing! blue handkerchiefs over their faces, herded the customers and1