Everything you need to know to watch the Kansas City Chiefs take on the Arizona Cardinals in Week 1 of the NFL preseason.

It's the biggest day of Week 1 of the NFL preseason on Saturday. Here's what you need to know about all of the games.

According to ESPN’s Kris Rhim, Harbaugh said that while Harris can indeed open his injured eye, “there’s a chance” the veteran’s Week 1 status might be in jeopardy. RELATED: Ladd McConkey update ...