 The Neshoba County deputy sheriff Cecil Price and 16 others, all Ku Klux Klan members, were indicted for the murders; seven were convicted.The investigation also revealed the bodies of several black men, whose deaths had never been revealed or prosecuted by white law enforcement officials.When the Civil Rights Bill came before the full Senate for debate on March 30, 1964, the "Southern Bloc" of 18 southern Democratic Senators and one Republican Senator, led by Richard Russell (D-GA), launched a filibuster to prevent its passage.