Texans-KC set NFL playoff record with 52 points in 1st half

Kansas City Chiefs quarterback Patrick Mahomes (15) reacts after a Chiefs' touchdown during the first half of an NFL divisional playoff football game against the Houston Texans, in Kansas City, Mo., Sunday, Jan. 12, 2020. (AP Photo/Jeff Roberson)

Houston Texans cornerback Keion Crossen (35) recovers the ball fumbled on a punt ball by Kansas City Chiefs wide receiver Tyreek Hill during the first half of an NFL divisional playoff football game, in Kansas City, Mo., Sunday, Jan. 12, 2020. (AP Photo/Ed Zurga)

Houston Texans wide receiver Kenny Stills (12) makes a touchdown catch during the first half of an NFL divisional playoff football game against the Kansas City Chiefs, in Kansas City, Mo., Sunday, Jan. 12, 2020. (AP Photo/Ed Zurga)

Houston Texans quarterback Deshaun Watson (4) calls a play during the first half of an NFL divisional playoff football game against the Kansas City Chiefs, in Kansas City, Mo., Sunday, Jan. 12, 2020. (AP Photo/Ed Zurga)

Houston Texans safety Justin Reid (20) and cornerback Bradley Roby (21) break up a pass intended for Kansas City Chiefs wide receiver Tyreek Hill (10) during the first half of an NFL divisional playoff football game, in Kansas City, Mo., Sunday, Jan. 12, 2020. (AP Photo/Jeff Roberson)

Kansas City Chiefs running back Damien Williams (26) scores a touchdown ahead of Houston Texans linebacker Jacob Martin (54) during the first half of an NFL divisional playoff football game, in Kansas City, Mo., Sunday, Jan. 12, 2020. (AP Photo/Charlie Riedel)

Houston Texans quarterback Deshaun Watson (4) throws a pass during the first half of an NFL divisional playoff football game against the Kansas City Chiefs, in Kansas City, Mo., Sunday, Jan. 12, 2020. (AP Photo/Charlie Riedel)

Kansas City Chiefs quarterback Patrick Mahomes (15) scrambles during the first half of an NFL divisional playoff football game against the Houston Texans, in Kansas City, Mo., Sunday, Jan. 12, 2020. (AP Photo/Ed Zurga)

Kansas City Chiefs tight end Travis Kelce (87) scores a touchdown against Houston Texans cornerback Lonnie Johnson Jr. (32) during the first half of an NFL divisional playoff football game, in Kansas City, Mo., Sunday, Jan. 12, 2020. (AP Photo/Ed Zurga)

Kansas City Chiefs quarterback Patrick Mahomes (15) reacts after a touchdown by tight end Travis Kelce during the first half of an NFL divisional playoff football game against the Houston Texans, in Kansas City, Mo., Sunday, Jan. 12, 2020. (AP Photo/Jeff Roberson)