PLYMOUTH, Mass. (WHDH) -- A school bus carrying children crashed into a Plymouth building on Friday afternoon.

Police said 30 students from Thayer Academy in Braintree were on board the bus. No one was injured.

The bus backed into a building at Camp Bournedale in Plymouth. Police said for some reason the bus went down a hill backwards and slammed into a camp building. Police said the bus either slipped out of gear or the brake slipped.

The bus was removed from the building after officials inspected the structure.

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