San Francisco tight end George Kittle says team chemistry has been a big factor in their run to the Super Bowl. The former Iowa star and his 49er teammates will play the Kansas City Chiefs Sunday in Super Bowl 58 in Las Vegas.

Kittle on being called the best tight end in the NFL by Kansas City star Travis Kelce.

Kittle says there are several former Hawkeye tight ends in the NFL because the position has become a weapon.

Kittle says a key this week will be keeping the routine as normal as possible.

Kittle says all the preparation in the offseason is designed for this game.