 At the same time, Dominic goes after Tony Rosato, who he chases back to New York, and ultimately kills.At the Corleone compound, Michael tells Dominic a senate committee is building a case against the family and has acquired a key witness - Frank Pentangeli, who survived the assassination attempt, believing he had been betrayed by Michael.Tom Hagen (Robert Duvall) is no longer Corleone consigliere, as he is now Michael's lawyer, and Michael wants him removed from Corleone operations.