NFL Week 4 preview: 5 things to watch out for as teams look to kick-start their offense

(CNN) —& What has happened to offense in the& NFL? This past Sunday, the Saints led the Philadelphia Eagles 3-0 heading into the fourth& quarter. The New England Patriots, Houston Texans, Cleveland Browns, Chicago Bears, Tampa Bay Buccaneers, Las Vegas Raiders, Miami Dolphins and Dallas Cowboys all scored seven points or less in the first three quarters of their& games.It’s been a real struggle out there. Is it the lack of preseason? Or everyone’s new favorite complaint of defenses playing their safeties deep all the time? Maybe teams will finally break out this week?Here are five things to know heading in to Week 4.Are the Vikings for real?Who had Sam Darnold leading the NFL in passing touchdowns through three weeks of the season? The journeyman quarterback looks like he’s finally found a home in Minnesota.Darnold struggled with the New York Jets after being drafted No. 3 overall in 2018, before spending short stints in Carolina and San Francisco. But the 27-year-old now appears to be thriving in Minnesota and praised the people he’s surrounded himself with in helping him deal with the bad times.“I think it’s having a really good, close group of friends and family that I have back...