Part 3: How contagious is the coronavirus?

In this segment of our series The Science Behind the Coronavirus, Dr. Patrick Soon-Shiong examines the speed with which the coronavirus spreads. Soon-Shiong is the owner of the Los Angeles Times and a surgeon and scientist who has spent his career studying the human immune system to fight cancer and infectious diseases.In this segment of our series The Science Behind the Coronavirus, Dr. Patrick Soon-Shiong examines the speed with which the coronavirus spreads. Soon-Shiong is the owner of the Los Angeles Times and a surgeon and scientist who has spent his career studying the human immune system to fight cancer and infectious diseases.