Overview

• Detroit improved to 4-1 with a 37-24 win over Cincinnati, prompting major movement in several rankings.
• Philadelphia took its first loss of the season in a 21-17 defeat at Denver.
• Buffalo also fell from the unbeaten ranks with a 23-20 home loss to New England in Orchard Park.
• Five of last week’s top 10 teams lost in Week 5, creating a broad reshuffle near the top.
• In an expert roundup, three of four analysts elevated Detroit above recent unbeatens, while one ranking kept the 49ers at No. 1.