Patrick Mahomes threw two touchdown passes, rookie Jaylen Watson returned an interception 99 yards for the go-ahead fourth-quarter score, and the Kansas City Chiefs held on to beat the Los Angeles Chargers 27-24.

Trey Lance threw two touchdown passes and continued to make his case to be San Francisco’s Week 1 starter as the 49ers rallied for a 15-10 victory over the Los Angeles Chargers.