PITTSFORD, N.Y. — After an action-packed day one of Buffalo Bills training camp, Bills players will return to St. John Fisher University on Thursday for day two. Fans can bring a clear bag smaller than 12 inches x 6 inches x 12 inches. They can also bring a one-gallon plastic freezer bag and a small clutch bag about the size of a hand (4.5 inches x 6.5 inches). However, bags larger than 12 inches x 6 inches x 12 inches, regardless of whether it’s clear, won’t be allowed into training camp. CPR demonstrationsThe American Heart Association will be at Bills training camp each day to teach fans hands-only CPR.