Now that the U.S. Supreme Court has blocked the Biden administration's vaccine-or-test rule for private employers, companies nationwide are faced with a decision: Go ahead with a vaccine mandate anyway, or abandon it. No matter which path companies choose, backlash appears near certain. This week, workwear company Carhartt became the latest example of the public tightrope employers must walk to balance the health and safety concerns of employees against staffing challenges, potential legal liability and customer blowback. "Employers are between a rock and a hard place. You have a responsibility as an employer to provide a safe working environment for...