Gerson came up through the ranks at Fluminense after choosing them over rivals Flamengo .
The latter refused to cover the cost of transport to their training facilities from Gerson 's home in Nova Iguacu .
Gerson came up through the ranks at Fluminense after choosing them over rivals Flamengo because the latter refused to cover the cost of transport to their training facilities from his home in Nova Iguacu .