Coming Back, Ghost Sharks, America's Wars

How older workers can get their careers back on track. Then, an effort to understand the mysterious ghost sharks of the sea. And, we mark the 20th anniversary of 9/11 by looking back at the wars it sparked. Also, on today's show: reviving casual relationships after the pandemic; the workplace culture problem that's got lots of people quitting their jobs, rather than return to the office. (AP Photo/David Guttenfelder, File)