Nicoletti was due to testify before the House Select Committee on Assassinations at the time of his death .
Nicoletti 's car was never turned off and consequently overheated and caught on fire , causing initial incorrect press reports that his car was firebombed .
Nicoletti was due to testify before the House Select Committee on Assassinations at the time of Nicoletti 's death .
Nicoletti 's car was never turned off and consequently overheated and caught on fire , causing initial incorrect press reports that his car was firebombed .