Cousins emptied the seats with a 34-yard, fourth-down, touchdown pass to Aldrick Robinson, with 5:16 remaining.
Thielen caught nine passes for 110 yards, his seventh straight game of 100 yards receiving or more to start the season. That tied the National Football League record set by Charlie Hennigan of the Houston Oilers in 1961.
Vikings running back Latavius Murray had 15 carries for 69 yards and two touchdowns. On the Vikings' (4-2-1) first possession of the second half, Cousins marched Minnesota down the field, setting up Murray for a almost untouched 11-yard touchdown run, giving the Vikings a 17-7 lead.
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Anderson and the Bills will face a Colts team ranked 26th and 30th in passing and scoring defense, respectively. In that game, Anderson threw for 278 yards and two interceptions.
Less than two minutes into the fourth quarter, the seats began to empty, as Murray rushed 38 yards for another touchdown.
On the Jets' first play of their next possession, Darnold's deep throw down the sideline was tipped by Xavier Rhodes and intercepted by Harrison Smith, who returned it to the Jets' 9-yard line.
Cook has appeared in three games this year and tallied just 98 yards on the ground on 36 carries with no touchdowns.
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But with a quarter of the ballots still to be counted on Sunday the Liberal candidate was just 900 votes behind. But on Sunday Treasurer Josh Frydenburg said the government would not be looking to move the election date.
The Vikings also lost Anthony Barr in the second half to a hamstring injury. Dan Bailey then added another field goal to put Minnesota up 20-7 with 5:49 left in the third quarter.
Good teams tend to win as a matter of habit, and the Vikings have been forming one of late, as they exhibited with their 37-17 victory over the Jets on Sunday. Minnesota finished 2 of 15 on third-down conversions and the Jets went 2 of 13.
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Elsewhere, Everton continued to climb up the table with a 2-0 victory at home to Crystal Palace - their third straight league win. Brighton striker Glenn Murray was discharged from hospital after being knocked unconscious during the match at Newcastle.