News headlines over the years:
"Swastikas, 'White Power' and Anti-Obama Graffiti Found in Subway Car: NYPD"
"Racist Anti-Obama Graffiti Shocks Neighborhood"
"Man to be charged for anti-Obama, pro-Nazi graffiti"
"3 Arrested for Racist Anti-Obama Graffiti"
"Brooklyn Park Defaced With Swastikas, Pro-Trump Graffiti"
"Pro Trump Graffiti at Los Banos High School"
"Racist Pro-Trump Graffiti Reported In Philadelphia"

-Just wanted to head off any Republicans out there who will use this IA as an example of how all Liberals are. All the while excusing their own party for doing the same, and in most cases, far worse.

There's a good chance it was other Trump supporters doing this-either to perpetuate the "we MUST suppress the Left" narrative, or just because the guy owed them beer money.