However , it was an open secret that Gotti was acting boss in all but name , and nearly all of the family 's capos knew he had been the one behind the hit .
It was also announced that an internal investigation into Castellano 's murder was underway .
It was an open secret that Gotti was acting boss in all but name , and nearly all of the family 's capos knew he had been the one behind the hit .
It was also announced that an internal investigation into Castellano 's murder was underway .