Three fights have been added to the upcoming UFC On Fuel TV IV event as TJ Dillashaw battles Vaughan Lee, Raphael Assuncao faces Issei Tamura and Chris Cariaso takes on Josh Ferguson. Dillashaw was a finalist on the UFC Ultimate Fighter 14, while Lee is coming off of the biggest win of his career over Norifumi Yamamoto at UFC 144. Assuncao is currently undefeated as a bantamweight in the UFC, while Tamura defeated Tiequan Zhang at UFC 144. Cariaso will be making his debut as a flyweight in this fight, while Ferguson was a contestant on the UFC Ultimate Fighter 14. UFC On Fuel TV IV takes place on July 11th at the HP Pavilion in San Jose, California with Mark Munoz and Chris Weidman headlining.