NFL Week 9 upset alert: Texans allow Chargers their first win, Vikings overtake Josh Allen's Bills

In NFL Week 9, the Houston Texans suffered an upset loss to the Los Angeles Chargers, giving the Chargers their first win of the season. The Minnesota Vikings also pulled off an upset victory over Josh Allen and the Buffalo Bills. Additionally, the Denver Broncos were noted as a road favorite potentially vulnerable to a letdown in their Week 9 matchup.