The photo was shown during a pregame trivia quiz at Spartan Stadium.
He maintained he was not a Nazi, declaring in 2004 that "I can declare with my hand on the bible: I was never a Nazi." However, recently discovered documents prove otherwise.
The flag with the Nazi symbol was hung as the Rangers marked Armed Forces Day.
In one tweet former NFL player Antonio Brown drew Hitler's mustache on a picture of Pittsburgh Steelers' offensive coordinator Matt Canada. In another, he called him, "Adolf Canada."
IDF Maj.-Gen. Yehuda Fox was depicted as Nazi leader Adolf Hitler in a post on X (formerly Twitter), following several coalition lawmakers criticizing the general.
CNN reported that the fan uttered a phrase from the German national anthem, which since has been removed, that became a rallying cry under Hitler during World War II.
"I made mistakes when I was young, too. I deeply regret if I have hurt feelings through my response to the leaflet in question or other allegations against me from my youth,” Hubert Aiwanger said.