Atlantic City, N.J, 07.14.2007: (r-l) Alfonso Gomez celebrates after knocking Arturo Gatti out during their 10 rounds Welterweights fight at the Boardwalk Hall, July 14th, 2007. Gomez won by KO in the seventh round. Gatti announced his retirement from boxing at the post fight press conference. Photo by Thierry Gourjon.