New Investigation into Five murders

New Investigation into Five murders that are linked to Charles Carneglia, a reputed mafia soldier since the 1970s.
_ March 11, 1976: New York state court officer Albert Gelb is gunned down in Queens, days before he was to testify against Carneglia in a gun possession case. Previous attempts to prosecute Gambino associates for the killing, including Carneglia's brother, failed.
_ Nov. 6, 1977: Michael Cotillo, a Gambino associate, is fatally stabbed at the Blue Fountain Diner in Queens following a fight with Carneglia.
_ July 29, 1983: Salvatore Puma, a Gambino associate, is stabbed to death on a Queens streetcorner after arguing with Carneglia about money.
_ Oct. 4, 1990: Reputed Gambino member Louis DiBono is shot to death in a parking garage at the World Trade Center. Gambino boss John Gotti and several underlings are later convicted of orchestrating the killing, which was related to DiBono's contract to install fireproofing at the Trade Center. Carneglia is charged with involvement in the hit.
_ Dec. 14, 1990: Jose Delgado Rivera, a 57-year-old security guard, is shot in the back during an armored car heist at Kennedy International Airport. Two gunmen dressed as airline employees reportedly escape with $65,000. Police said Carneglia fired the fatal blast.