prison officers and kkk members thomas jordan driver , 25 , david elliot moran , 47 , and charles thomas newcomb , 42 , arrested on thursday .
each face one state count of conspiracy to commit murder in florida .
the murder plot allegedly started after driver had a fight with the black inmate , believed to have hiv , and he allegedly bit the prison guard .
fbi gave informant a cellphone with the doctored photograph of the inmate who looked like he 'd been fatally shot - klans men celebrated .