Navy Petty Officer 1st Class J.J. Gentry sings the national anthem as part of the San Diego Padres’ salute to the military at Petco Park, July 4, 2007. Photo by Lance Cpl. Nathaniel Sapp, USMC Navy Petty Officer 1st Class J.J. Gentry sings the national anthem as part of the San Diego Padres’ salute to the military at Petco Park, July 4, 2007. Photo by Lance Cpl. Nathaniel Sapp, USMC SHARE: Download: Full Size (2.74 MB) Credit: VIRIN: 178184-X-XSJ89-830.jpg Photo Gallery