DETROIT—Kyler Murray had nowhere to run and his passes often missed the mark. Murray’s shaky performance helped the Detroit Lions stun the Arizona Cardinals 30–12 on Sunday. The Cardinals (10–4) started the day tied for the NFL’s best record, undefeated on the road and a win away from ending a six-year postseason drought. Meanwhile, the Lions (2–11–1) were at the bottom of the league standings before the first snap and somehow looked as if they were the team that had more at stake. “They were hungrier than us,” Murray said. “They played harder than us.” Arizona, coming off a loss on Monday night to the NFC West-rival Los Angeles Rams, missed its chance to get in the playoffs for the first time since 2015 with a win over a team it was favored to beat by nearly two touchdowns. “We didn’t come prepared at all and it showed,” Murray said. …