U.S. Navy Cmdr. Matthew Mravlja and helicopter crew members address students at Schenevus Central School during a recent visit. (Photo provided) Schenevus Students Enjoy Surprise Visit Former Student Flies in with Navy Helicopters, Crew SCHENEVUS—On Friday, April 21, Schenevus Central School students and staff waited eagerly outside as two Navy helicopters arrived and landed on the softball field. Matthew Mravlja, commanding officer of the Helicopter Sea Combat Squadron-26 “Chargers” and a former SCS student, flew in from Virginia with two Navy…