Democrats will be intensifying their football focus on Sunday, when the Democratic National Committee plans to fly messages over four NFL games in battleground states, the party told NBC News. Week 6 of the NFL schedule has a quirk where three matchups feature battleground-state teams: The Green Bay Packers host the Arizona Cardinals, the Carolina Panthers host the Atlanta Falcons, and the Las Vegas Raiders host the Pittsburgh Steelers. The DNC will be skywriting “Vote Kamala” over Allegiant Stadium in Las Vegas for the afternoon matchup between the Steelers and the Raiders. In Green Bay and Charlotte, the DNC will...