Packers tight end Tucker Kraft has spent time already in his young career with Kittle in the offseason at "Tight End U," the annual workout gathering founded by Kittle, Travis Kelce and Greg Olsen that brings tight ends together to hone their craft and discuss the finer points of their games.

The Green Bay Packers won't have to defend Brock Purdy or block Nick Bosa when the San Francisco 49ers arrive at Lambeau Field on Sunday. Kyle Shanahan's team ruled out both players on the final injury report delivered Friday afternoon.

Mike Spofford and Wes Hodkiewicz break down the keys to the game as the Packers face off against the San Francisco 49ers at Lambeau Field on Sunday.

The Green Bay Packers will face a huge challenge against the San Francisco 49ers on Sunday. Here are the five keys to the game for the Packers.

The weather is expected to be dry, cloudy and cool on Sunday, according to the National Weather Service Green Bay. Temperatures will be in the 40s throughout the afternoon leading into kickoff, with a high of 46. Winds will be coming from the south, at about 10 mph.