2015 Russian Sukhoi Su-24 shootdown military of its jet's flight plan. The Russian pilot and weapon systems officer both ejected from the aircraft. The weapon systems officer was rescued; the pilot was shot and killed by Syrian rebel ground fire while descending by parachute. A Russian naval infantryman from the search and rescue team launched to retrieve the two airmen was also killed when a rescue helicopter was targeted by the rebels. The shooting down of the Sukhoi Su-24M was the first destruction of a Russian or Soviet Air Forces warplane by a NATO member state since the attack on the Sui-ho Dam (during the
Sukhoi Su-27 by the Japan Ministry of Defense. Russia denied the incursion, saying the jets were making routine flights near the disputed Kuril Islands. In another encounter, on 23 April 2014 an Su-27 nearly collided with a United States Air Force Boeing RC-135U over the Sea of Okhotsk. Russia plans to replace the Su-27 and the Mikoyan MiG-29 eventually with the Sukhoi Su-57 stealth fifth-generation multi-role twin-engine fighter. A squadron of Su-27SM3s was deployed to Syria in November 2015 as part of the Russian military intervention in the Syrian Civil War. Ethiopian Su-27s reportedly shot down two Eritrean MiG-29s and damaged another