NORTH ANDOVER - Year two of the Mike Gennetti Era for Merrimack is underway. The Warriors were ramping up for a full-pad Saturday scrimmage when we stopped by practice on Friday to check out training camp. While it was a light day for the Warriors, Merrimack still got some good work in for about two hours. Here's what stood out: QB competition - Former Central Catholic star Ayden Pereira is...