NBC 4
Officers responded to a burglar alarm at Teaneck High School around 2:30 a.m. Thursday.
Police Sgt. John Garland tells WNBC-TV (http://bit.ly/1u858kx ) officers found urine in the hallways, petroleum jelly on doorknobs, desks flipped over and balloons throughout the building.
Garland says about 45 of the students are juveniles.
Police are contacting the students' parents. Garland says the students could face burglary and criminal mischief charges.
The principal tells the TV station the school will open.