Port beam view of the nuclear-powered attack submarine ex-USS NAUTILUS (SSN 571) as it is prepared to be towed by the fleet tug USS QUAPAW (ATF 110). The large harbor tugs PUSHMATAHA (YTB 830), foreground, and SKENANDOA (YTB 835) assist on both sides of the submarine. The tank landing ship USS TUSCALOOSA (LST 1187) is visible in the background