This Is Us Season 4 Trailer Reveals Major Clues About Jennifer Morrison's Mystery (and Military?) Role

Are any of the “complete strangers’ who show up in This Is Us‘ Season 4 trailer about to get woven into the crazy quilt that is the Pearson family? It certainly seems so, based on the promo NBC released Saturday in celebration of The Big 3’s Aug. 31 birthday. “It’s so strange, isn’t it? How just […]