Because Washington Square Park is undergoing renovations, NYU had to move its school-wide graduation ceremony to Yankee Stadium this year. And while there, one graduate made a splash or, rather, a diving tumble, when he ran onto the field without his pants, only to be tackled by security. The Daily News reports that William Lopez--a Mets fan--was seated near home plate and the new graduate decided to run onto the field in the House That......