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Photos: September 1st Practice
The Kansas City Chiefs practice at The University of Kansas Health System Training Complex.

Kansas City Chiefs linebacker Dorian O'Daniel (44) and Kansas City Chiefs wide receiver Cornell Powell (14) during practice at The University of Kansas Health System Training Complex.

Kansas City Chiefs defensive back Daniel Sorensen (49) during practice at The University of Kansas Health System Training Complex.

Kansas City Chiefs linebacker Ben Niemann (56) during practice at The University of Kansas Health System Training Complex.

Kansas City Chiefs Defensive Coordinator Steve Spagnuolo during practice at The University of Kansas Health System Training Complex.

Kansas City Chiefs Linebackers Coach Matt House during practice at The University of Kansas Health System Training Complex.

Kansas City Chiefs defensive back Daniel Sorensen (49) and defensive back Armani Watts (23) during practice at The University of Kansas Health System Training Complex.

Kansas City Chiefs defensive back Rashad Fenton (27) during practice at The University of Kansas Health System Training Complex.

Kansas City Chiefs defensive end Chris Jones (95) and defensive end Alex Okafor (97) during practice at The University of Kansas Health System Training Complex.

Kansas City Chiefs defensive end Chris Jones (95) and defensive end Alex Okafor (97) during practice at The University of Kansas Health System Training Complex.

Kansas City Chiefs defensive end Frank Clark (55) during practice at The University of Kansas Health System Training Complex.

Kansas City Chiefs defensive tackle Tyler Clark (93) and defensive end Joshua Kaindoh (59) during practice at The University of Kansas Health System Training Complex.

Kansas City Chiefs quarterback Patrick Mahomes (15) during practice at The University of Kansas Health System Training Complex.

Kansas City Chiefs wide receiver Marcus Kemp (85) during practice at The University of Kansas Health System Training Complex.

Kansas City Chiefs quarterback Chad Henne (4) during practice at The University of Kansas Health System Training Complex.

Kansas City Chiefs running back Derrick Gore (40) during practice at The University of Kansas Health System Training Complex.

Kansas City Chiefs defensive end Joshua Kaindoh (59) and offensive guard Andrew Wylie (77) during practice at The University of Kansas Health System Training Complex.

Kansas City Chiefs during practice at The University of Kansas Health System Training Complex.

Kansas City Chiefs wide receiver Tyreek Hill (10) during practice at The University of Kansas Health System Training Complex.

Kansas City Chiefs offensive guard Mike Remmers (75) during practice at The University of Kansas Health System Training Complex.

Kansas City Chiefs running back Clyde Edwards-Helaire (25) during practice at The University of Kansas Health System Training Complex.

Kansas City Chiefs head coach Andy Reid during practice at The University of Kansas Health System Training Complex.

Kansas City Chiefs running back Clyde Edwards-Helaire (25) during practice at The University of Kansas Health System Training Complex.

Kansas City Chiefs defensive back Juan Thornhill (22) during practice at The University of Kansas Health System Training Complex.

Kansas City Chiefs quarterback Patrick Mahomes (15) during practice at The University of Kansas Health System Training Complex.

Kansas City Chiefs inside linebacker Anthony Hitchens (53) stops Kansas City Chiefs wide receiver Demarcus Robinson (11) during practice at The University of Kansas Health System Training Complex.

Kansas City Chiefs wide receiver Tyreek Hill (10) during practice at The University of Kansas Health System Training Complex.

Kansas City Chiefs tight end Noah Gray (83) during practice at The University of Kansas Health System Training Complex.

Kansas City Chiefs quarterback Chad Henne (4) during practice at The University of Kansas Health System Training Complex.

Kansas City Chiefs running back Derrick Gore (40) runs the ball during practice at The University of Kansas Health System Training Complex.

Kansas City Chiefs nose tackle Derrick Nnadi (91) during practice at The University of Kansas Health System Training Complex.

Kansas City Chiefs safety L'Jarius Sneed (38) during practice at The University of Kansas Health System Training Complex.

Kansas City Chiefs quarterback Shane Buechele (6) during practice at The University of Kansas Health System Training Complex.