Volunteers of catering business prepare free food for medical workers fighting against COVID-19 in Rabat, Morocco, April 19, 2020. (Phots: Xinhua)

Volunteers of catering business prepare free food for medical workers fighting against COVID-19 in Rabat, Morocco, April 19, 2020.

Volunteers of catering business prepare free food for medical workers fighting against COVID-19 in Rabat, Morocco, April 19, 2020.

Volunteers of catering business prepare free food for medical workers fighting against COVID-19 in Rabat, Morocco, April 19, 2020.

Volunteers of catering business prepare free food for medical workers fighting against COVID-19 in Rabat, Morocco, April 19, 2020.