Rookies are poised for early impact, with TreVeyon Henderson expected to make waves for the New England Patriots and RJ Harvey set to shine for the Denver Broncos. Henderson's ability to break tackles and his speed could make him a key player in the Patriots' backfield, while Harvey's versatility could earn him substantial playtime in Denver. Meanwhile, for the New York Giants, Tyrone Tracy Jr. will face competition as he aims to solidify his RB1 role amid the arrival of rookie Ca'Shawn McDonald.