Italian doctor Cecilia Bartalena, 35, wearing a protective mask, hugs her 4-year-old daughter Petra Marianelli, after she returns home from a long shift looking after patients suffering from coronavirus disease (COVID-19) in the emergency ward at the Cisanello hospital. Pisa, Italy 1 April 2020.Reuters/This picture was taken by Cecilia's husband and Petra's father, musician Lorenzo Marianelli