Steelers rookie Najee Harris announces presence with epic stiff-arm of Johnathan Abram

Harris tossed Abram, a hard hitter in his own right, with a stiff-arm that flung the Raiders safety.

source https://www.espn.com/nfl/story/_/id/32237084/steelers-rookie-najee-harris-announces-presence-epic-stiff-arm-johnathan-abram