On the stand , Gravano confirmed Gotti 's place in the structure of the Gambino family .
On the stand , Gravano described in detail the conspiracy to assassinate Castellano , giving a full description of the hit and its aftermath .
On the stand , Gravano confirmed Gotti 's place in the structure of the Gambino family and described in detail the conspiracy to assassinate Castellano , giving a full description of the hit and its aftermath .