Caroline Afonso and MK Rusnock, high school seniors graduating from Ursuline Academy, walk through the Arnold Arboretum while posing for photographs for Reuters in their prom dresses, after prom was cancelled due to the coronavirus disease (COVID-19) outbreak, in West Roxbury, Massachusetts, U.S. May 8, 2020. Picture taken May 8, 2020. REUTERS/Faith Ninivaggi