To conserve cash, some employers are suspending contributions to their workers’ 401(k)s. And if this downturn plays out like previous recessions, more will follow. The handful of employers announcing suspensions in recent weeks include travel companies and retailers hit first and hardest by shrinking consumer demand, including Amtrak, Marriott Vacations Worldwide, the travel company Sabre, Macy’s, Bassett Furniture Industries, Haverty Furniture Companies, and La-Z-Boy. Tenet Healthcare and a physician practice in Boston on the front lines of providing expensive coronavirus care have also suspended their matches. Employees, not surprisingly, are unhappy with these moves. An emergency room doctor told The Boston Globe that his organization’s decision comes as he is “working huge extra hours trying to scrape together [personal protectiv…