Kaleb Johnson rushed for 166 yards and two touchdowns and added a TD reception as Iowa trounced Washington 40-16 in a Big Ten Conference game Saturday afternoon in Iowa City, Iowa.Coach Kirk Ferentz earned his 200th career conference victory, second only to Ohio State legend Woody Hayes (205), for the Hawkeyes (4-2, 2-1 Big Ten).Johnson, who entered the game second in the nation with 154.2 yards rushing per game, scored on runs of 6 and 8 yards and on an 18-yard pass from Cade McNamara. Drew Stevens kicked four field goals for the Hawkeyes.McNamara also threw a 33-yard scoring strike to Dayton Howard early in the fourth quarter.The Hawkeyes won despite being outgained 393-328 and with the Huskies holding the ball for 34:59. Washington had a 17-play drive and two 14-play drives.Will Rogers III completed 22 of 34 passes for 195 yards and a touchdown for the Huskies (4-3, 2-2) but turned over the ball twice on an interception and a fumble. Jonah Coleman rushed nine times for 80 yards.Huskies backup quarterback Demond Williams Jr. threw a 2-yard TD pass to Rashid Williams late in the fourth to complete the scoring.The Hawkeyes led 7-0 after the first quarter and 20-10 at the half.The Hawkeyes opened the scoring on Johnson’s 6-yard run with 1:33 left in the first.The Huskies responded as Rogers threw a 5-yard TD pass to Denzel Boston to tie the score.Rogers fumbled while being sacked by Aaron Graves and Max Llewellyn recovered at the Huskies’ 19-yard line. That led to Stevens’ 37-yard field goal to make it 10-7.