State police at Lehighton are investigating two acts of criminal mischief, both occurring at locations in Monroe County.

Patrick M. Sikorsky, 47, of Lehighton, reported someone smashed the front windows on his 1980 Caterpilla 977L while parked at the Kuhener Estates in Eldred Township. The incident occurred sometime between Oct. 1 and 16.

Elizabeth Hardy, 22, of 3445 Meixell Valley Rd., in Saylorsburg, Ross Township, reported someone threw a rock through a window on a garage on her property. The incident was reported at 1:30 p.m. on Oct. 15.

Anyone with information concerning either incident is asked to call troopers at (610) 377-4270.