of reckless burning in the first degree if he or she recklessly damages a building or other structure or any vehicle, railway car, aircraft, or watercraft or any hay, grain, crop, or timber whether cut or standing, by knowingly causing a fire or explosion. (2) Reckless burning in the first degree is a class C felony.[2011 c 336 ?? 367; 1975 1st ex.s. c 260 ?? 9A.48.040.] 9A.48.050Reckless burning