KFF Health News and KCUR are following the stories of people injured during the Feb. 14 mass shooting at the Kansas City Chiefs Super Bowl celebration. Listen to how one Kansas family is coping with the trauma. Jason Barton didn’t want to attend the Super Bowl parade this year. He told a co-worker the night before that he worried about a mass shooting. But it was Valentine’s Day, his wife is a Kansas City Chiefs superfan, and he couldn’t afford to take her to games since ticket prices soared after the team won the championship in 2020. So Barton drove 50 miles from Osawatomie, Kansas, to downt…