By Chris Rosvoglou The NFL has grown tremendously over the past few years. With that said, the next step for the league is to make flag football an Olympic sport. Troy Vincent, the NFL’s executive vice president of football operations, believes the league could potentially achieve this goal in time for the 2028 Olympics in Los Angeles. “When we talk about the future of the game of football, it is, no question, flag,” Vincent said. “When I’ve been asked over the last 24 months, in particular, what does the next 100 years look like when you look at football, not professional football, it’s flag….