Fantasy football: Najee Harris, DeVonta Smith among high-impact rookies

CLEVELAND, May 6 (UPI) -- Najee Harris, DeVonta Smith, Ja'Marr Chase and Jaylen Waddle are among the NFL rookies UPI senior sports writer Alex Butler expects to make the most impact for fantasy football teams in 2021. Waddle, Harris, Smith and Chase entered the league as part of last week's...