Rumors have begun to circulate that Gran Turismo 7 might be delayed. Sony canceled a media event for the game without giving any explanation, according to video game journalist Tom Henderson. “The Gran Turismo 7 media event, which was scheduled to take place tomorrow has been delayed by Sony and a new date hasn’t been given or an explanation as to why,” he tweeted. “A tad concerning as the game is due to launch on March 4th.” The last time Sony canceled a media event for The Last of Us Part II the game ended up being delayed shortly after, causing fans to fear the same thing might happen again…