Students discovered a swastika and homophobic text on whiteboards in multiple dorms.
Police charged Austin Keith Johnson with a hate crime.
The gesture would have honored victims of the Captical Gazette newspaper shooting.
In November, Polis could become the first out gay man elected governor of any U.S. state.
Rich Madaleno, who kissed his husband in a campaign ad and said, "Take that, Trump," wants to lead the resistance at the state level.
State senator Richard Madaleno released a new ad in the tight race for governor in Maryland.