Bronx - The Reverend Al Sharpton will endorse Gustavo Rivera for State Senate tomorrow, the latest endorsement for Rivera's surging campaign to defeat the notorious Sen. Pedro Espada.

On Thursday, Rivera was endorsed by El Diario, New York City's oldest and largest spanish-language daily newspaper.

Where: 333 7th Avenue (betw. 28th and 29th), 14th Floor, Studios of WWRL, New York, NY

When: Noon, Friday, September 3

Who: Gustavo Rivera and Al Sharpton