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NEW YORK (PIX11) — When the COVID-19 pandemic started two years ago, it was the front-line workers who endured long hours to make sure those who contracted the virus were taken care of.

Dr. Calvin Sun, an emergency room doctor, wrote about his experiences in his memoir “The Monsoon Diaries.” He joined PIX11 Morning News on Tuesday to talk about the challenges he faced and overcame in the past couple of years.

Watch the video player above for the full interview.