LOLO, Mont. -

A 10-year-old boy has been cited for assaulted with weapon for allegedly holding a sharp ruler to another boy's throat.

Missoula County Sheriff's Detectives said the suspect went up to an 8-year-old boy on the playground at Lolo Elementary after school Tuesday. The 10-year-old allegedly pushed the 8-year-old to the ground, sat on top of him, and held a broken ruler to his neck.

The suspect has been mailed an assault with weapon citation and will have to face a judge in Missoula County Youth Court.