An Egg Harbor Township man admitted Monday taking part in a robbery with two others four years ago that resulted in the shooting death of another township man. Leonard Ludwigsen, 30, pleaded guilty in front of Atlantic County Superior Court Judge Bernard DeLury to robbery in the death of Arturo “Arty” Barrera III, 24.According to the Press of Atlantic City Ludwigsen’s codefendant, Neco Pitts, 31, of Long Branch, Monmouth County, admitted shooting Barrera and pleaded guilty to manslaughter, robbery and conspiracy to commit robbery in August. He is serving a 15-year prison sentence.