As the world attempts to stop the spread of COVID-19, the streets of the world's most populated cities are practically empty in the midst of lockdowns and social distancing measures. From Wuhan City in China, Tokyo in Japan, Seoul in South Korea, Italian cities such as Rome and Milan, to Madrid in S...

Yo-Yo Ma, one of the world’s most renowned and beloved musicians, is trying to provide comfort in this time of crisis. Ma has been posting videos of himself performing short pieces and encouraging other musicians -- of all levels -- around the world to join him in offering “Songs of Comfort.” Ma joi