PHILADELPHIA (CBS)—Officials at Little Flower Catholic High School for Girls are investigating after disturbing graffiti was found in a cafeteria bathroom on Wednesday.

“Whoever is responsible for this vandalism committed a senseless act of hate speech,” said the school in a letter sent home to parents. “That type of behavior is not acceptable in our school community under any circumstance.”

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School officials closed off the bathroom and the offensive graffiti has been removed.

However images of it were shared on social media.

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In a Snapchat obtained by CBS3, the graffiti read, “White’s Rule America B*t*h.”

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School officials say disciplinary action will be taken against those responsible.

“The Office of Catholic Education has been notified; an internal school investigation is underway and appropriate disciplinary action will be taken against those responsible,” officials said.

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