Coronavirus March 10, 2021 6:45 pm Medical Workers Reflect on a Year of Battling COVID-19 The coronavirus pandemic has brought one challenge after another to the medical front lines in a race against time and death. US & World Videos 1:02 20% of nurses to leave field within 2 years 6:03 Tensions rise during campus protests at MIT and Harvard 1:24 Jalen Brunson leading Knicks: ‘Orange and blue skies in NYC' 1:36 WATCH: Some of the most talked about looks at the Met Gala 1:05 Marking construction safety week in Boston