reporter: there are many like sophia hassan, trying to help others. they're the backbone of the nairobi's kibera quarter. people who won't give up, no matter how long the crisis lasts. host: in brazil, the coronavirus has been downplayed by the country's president jair bolsonaro. despite testing positive, he has pressed local governments to end lockdown measures and social distancing. the outbreak in brazil has claimed the second-highest number of deaths after the u.s. yet many brazilians are retunecessity. repeporter:avis it's a tough job wororking asa snack vendor on copacabana beach. laelson de oliveira wanders up and down in the sweltering heat for hours. he has no other choice. laelson: selling on the beach is still banned, but i just had to work again, because the government doesn't provide enough support. reporter: copacabana beach is of course an icon of rio de janeiro. it's alslso a placwherere rich meets poor. laelson travels for four hours every day just to work here. if things go well, he barely takes 100 euros home with him. laelson: i kn