A mysterious Nigerian businessman whose empire is under scrutiny for its ties to a jailed, corrupt African politician has emerged as one of Democratic candidate for governor Charlie Crist‘s biggest campaign donors, Gossip Extra has learned exclusively. Onajite Okoloko, an oil executive turned fertilizer manufacturer with a sprawling property in Boca Raton, has donated $100,000 to Democrat Crist’s campaign so far this year, according to state campaign records.