April 23, 2014 4:04 PM EDT

Even cops have to be careful what they wish for.

The New York Police department asked Twitter users to share pictures of themselves posing with police officers using the hashtag #myNYPD — only to have their feed flooded by pictures showing police roughing up protesters.

Pictures of happy citizens posing with cops were supplanted by a wave of negative photos starting with Occupy Wall Street’s image of cops fighting with demonstrators carrying the message “changing hearts and minds one baton at a time.”

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