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SAO PAULO, Nov 24 (Reuters) - Brazilian prosecutors said on Tuesday they were looking at suspect loans involving the sugar and ethanol industry, including bankrupt Sao Fernando Açucar e Alcool, in the latest phase of a corruption investigation focused on state-run oil firm Petroleo Brasileiro SA. .
Police earlier arrested rancher José Carlos Bumlai, a friend of former president Luíz Inácio Lula da Silva, and said they are investigating millions of reais of loans benefiting his companies and also President Dilma Rousseff's Workers' Party. (Reporting by Caroline Stauffer)