The Boeing P-8 Poseidon is an American maritime patrol aircraft derived from the Boeing 737-800 civilian aircraft.The P-8 is armed with torpedoes, Harpoon anti-ship missiles, sonobuoys, and other weapons and operates in anti-submarine warfare (ASW), anti-surface warfare (ASUW), and intelligence, surveillance, and reconnaissance (ISR) roles.0:00~ Intro0:29~ Interior 3D view0:41~ Weapons bay1:10~ Underwing hardpoint1:38~ Sonobuoy rack1:50~ Sonobuoy launchers2:41~ Sonobuoy rotary launcher3:25~ Sonobuoy single launcher3:51~ Free-fall chute4:27~ Operator station5:15~ Cockpit6:01~ Low-altitude flying7:01~ Retractable airstair7:52~ First flight