"This is a new DNC," party chairman Ken Martin proclaimed when he won his seat in February. On Monday, he appointed the DNC’s new executive director: a longtime political operative who has worked for at least four losing Democratic presidential campaigns and who lists his pronouns in Chinese on social media. .. Amid the scores of losing campaigns on his resume, Lau has made a point to clarify on his LinkedIn page that he has secured at least one win during his 22 years in the field. He served as campaign manager for former Rep. Niki Tsongas’s winning bid for...