Baidu's public relations lead just made a major PR blunder.Qu Jing, executive at the Chinese firm, posted several videos online encouraging extreme work. In one video, she claimed she could destroy the careers of employees who failed to comply. Sign up to get the inside scoop on today’s biggest stories in markets, tech, and business — delivered daily. Read preview Thanks for signing up! Access your favorite topics in a personalized feed while you're on the go. Email address By clicking “S ...