Germs Spread Quickly In Classrooms. Here’s How To Help Your Kids Stay Healthy | NBC Nightly News
7:22 to help you wash long enough, experts have suggested humming a song that's about 20 seconds long. they say that 20 seconds is about the equivalent of singing 'happy birthday' twice.
President Trump Contradicts His Own Experts On Coronavirus Response
0:10 wash your hands to the national anthem. for the Prime Minister, a different soundtrack, two times happy birthday, hot water and soap.
Coronavirus debate: what we can do to protect ourselves
