In re Z.E.N.

{¶ 1} Z.E.N. appeals from a juvenile court finding that she is a juvenile traffic offender for operating a motor vehicle above the posted speed limit, going 70 mph in a 50 mph zone. She asserts the trial court's finding was not supported by sufficient evidence.

{¶ 2} The state based the underlying speeding offense on a state trooper's testimony that he visually observed Z.E.N. operating a motor vehicle well over the posted speed limit, which he then confirmed by using an LTI 20-20 laser device. However, the trial court committed plain error by relying on the trooper's testimony about the laser…