An MV-22B Osprey tiltrotor aircraft sits on the flight deck of the USS Bonhomme Richard during Exercise Talisman Saber 17 in the Pacific Ocean, July 10, 2017. The Osprey is assigned to Marine Medium Tiltrotor Squadron 265. – US Department of Defense.”

Who can tell us why these rotors have lights on them like this? Comment below!

Featured image Marine Corps photo by Lance Cpl. Amy Phan