(CNN) In less than a day, Burlington, Vermont, had three top cops. Social media accounts took two of them down.

On Sunday, Police Chief Brandon del Pozo resigned after a scandal involving his use of an anonymous Twitter account.

Less than 12 hours later, his acting replacement, Deputy Chief Jan Wright, was removed from her role for the use of a Facebook account under a fake name.

By Monday night, Deputy Chief Jon Murad was acting chief, assuring city officials that he "has never engaged in anonymous social media posting."

What happened last July

Read More