With 82 laps to go in Sunday’s USA TODAY 301 at New Hampshire Motor Speedway, NASCAR has brought out the red flag with rain drops falling on the racetrack and more weather expected to roll in. NASCAR had prepared for rain all week, even bringing rain tires to be used if needed. Though the weather hasn’t yet picked up, NASCAR hasn’t permitted racing to continue with the rain tires. This has left Dale Earnhardt Jr. confused, who believes that the field should be back under green until the bad stuff arrives. “No umbrellas in the interviews with @TylerReddick,” Earnhardt wrote on X. “Seems the exa…