“At first glance, the U.S. Navy’s new aircraft looks like nothing more than an airliner. That’s until you look under the wing of the P-8A Poseidon.
Its pylons can carry some of the fleet’s most fearsome weapons, like the heat-seeking Sidewinder missile or the Harpoon anti-ship missile. It may be built on a Boeing 737 airframe, but make no mistake: the P-8A is a warplane. “
Source: The Navy’s new spy plane will make Russia very, very nervous