It links to the dcist article where:

The only thing Bowser would confirm is that the allegations that led to Falcicchio’s departure did not have anything to do with rumored accusations of misbehavior on a four-day, five-city bus tour sponsored by the city’s government to promote tourism ahead of the National Cherry Blossom Festival. But multiple sources who contacted DCist/WAMU over the weekend said rumors of Falcicchio’s misconduct were widespread.

And I have read that other places… something had to have happened