Five-year-old's fatal plunge provokes hard questions about Brazil's racism

Miguel Otavio Santana da Silva fell nine storeys after being left alone by his mother's employer, one of many richer white Brazilians employing black domestic workers

Mirtes Santana weeps when she remembers finding her son dying on the pavement outside the luxury seaside apartment block where she worked in north-eastern Brazil.

I can't bear it," said the 33-year-old domestic worker. It breaks my heart."