The New York Giants are back on the field today for Day 2 of their rookie minicamp. And while Friday’s session was not open to the media, today’s session will be, though how much of the practice the new head coach, John Harbaugh, will allow the media to watch remains to be determined. As for expectations and storylines, truth be told, this is not the camp for either. The purpose of the camp is for the players to become acclimated to the Giants' way of doing things, from meetings to lifting weights to how the practice is run. We’re expecting a lot of instructional sessions rather than 11-on-11 or 7-on-7 drills. We will also be tuned in to any notable differences in how practices are run under Harbaugh, including tempo and any new drills.…