U.S. Rep. Karen McCarthy revealed Saturday that she would not seek re-election to Congress next year. The five-term Kansas City Democrat, who disclosed in March that she is an alcoholic and has struggled with ethical issues and high staff turnover, said she was seeking more tranquillity. “I want to focus on balance in my public life,” she said in an interview with The Kansas City Star. “Too often, I've put my career and helping others ahead of my own needs. I made sacrifices willingly; it was what I did best.” The key now, said the 56-year-old McCarthy, is looking after...