Philip Rivers threw two touchdown passes and the Chargers' defense added two late scores on Chiefs' turnovers, as San Diego routed visiting Kansas City, 31-13, on Thursday night.
Alex Smith completed 18 of 19 pass attempts for 232 yards and three touchdowns, and the San Francisco 49ers beat the Arizona Cardinals, 24-3, in Arizona on Monday night.
With the NFL approaching the halfway point of the 2012 season, division races are beginning to take shape, as teams anticipate the second half of their schedule. Here's a preview of this week's action:
Frank Gore ran for 131 yards and Alex Smith threw a 12-yard touchdown pass to Delanie Walker to secure the win, as the San Francisco 49ers beat the Seattle Seahawks, 13-6, at Candlestick Park on Thursday.
Peyton Manning threw three second-half touchdown passes as the Denver Broncos rallied from a 24-point halftime deficit to beat the San Diego Chargers, 35-24, in San Diego on Monday night.