One Friday night, a couple of weeks ago, the family of Louis Rees-Zammit were given an early glimpse of Arrowhead Stadium in full voice. Seven months have passed since Rees-Zammit quit rugby union to join the NFL’s International Player Pathway. Louis Rees-Zammit has overcome injury concerns and made his debut against the Detroit Lions Seven months have passed since Rees-Zammit …