Many of America's elderly have been cut off from loved ones during the coronavirus pandemic, so a retirement community in Virginia created a "hugging wall" where residents can safely embrace others. "It came about because as holidays were approaching, we thought, 'Gosh, we have to figure out a safe way for people to hug each other,'" Westminster-Canterbury retirement home CEO Ben Unkle said. "We just came up with the simple idea of using a clear plastic shower curtain suspended on some PVC