By Patrick Andres Things are not always as they seem on a chaotic NFL sideline. During the Philadelphia Eagles’ 20–17 loss to the Seattle Seahawks on Monday, cameras appeared to capture receiver A.J. Brown exchanging words with someone on the Seahawks’ sideline. In the wake of Philadelphia chief security officer Dom DiSandro’s much-discussed fracas with San Francisco 49ers linebacker Dre Greenlaw, many (including official NFL channels) assumed Brown was talking with a Seattle staffer. However, the “staffer” was actually Seahawks center Joey Hunt—a practice squad frequent flier who hasn’t seen …