Marcus Mariota’s 3-yard touchdown pass to Terry McLaurin with three seconds left gave the Washington Commanders a 23-19 win over the Dallas Cowboys on Sunday in Arlington, Texas.The Commanders (12-5) nailed down the No. 6 seed in the NFC playoffs and won 12 games for the first time since 1991.Dallas (7-10) closed its season by losing four of its last five games.Mariota kept the 11-play, 91-yard drive alive with a 33-yard carry on fourth-and-1. Three plays later, he hit McLaurin for the winning score.Jayden Daniels played the first half and finished 6-of-12 passing for 38 yards, along with four carries for 27 yards. Mariota was 15-of-18 passing for 161 yards and two touchdowns. He also had five carries for a team-high 56 yards and a touchdown.McLaurin had eight catches for 62 yards. Zach Ertz had five grabs for 44 yards and a touchdown.Trey Lance, the third pick in the 2021 NFL Draft, made his first start since Sept. 18, 2022, and was 20-of-34 passing for 244 yards for the Cowboys.Rico Dowdle had 22 carries for 72 yards and a touchdown. Jalen Tolbert caught four passes for 98 yards.