London police are looking into a a case of arson at a northwest London elementary school.

Emergenct crews were called to Wilfrid Jury Public School at 950 Lawson Road shortly after 5:00 a.m. Tuesday.

Smoke was seen coming from inside the school.

A fire set inside one of the classrooms.

It was put out by the building's sprinkler system.

Damage is pegged at $20,000.

Police continue to investigate.