 Complete the following phrase:  The Federal Bureau of Investigation FBI, however, was skeptical and put him under long-term surveillance as a suspected communist, eventually accumulating eight volumes of material on the Rudder family by 1967. Settling in Washington, D.C., John Rudder - a Quaker - and his wife Doris became anti-war and anti-discrimination activists. The FBI caused trouble for their daughter Miriam many years later. As told to Morley Safer on the 60 Minutes segment Sins of the Fathers ..., which aired on March 1, 1981, she was working as a file clerk for the United States House Select Committee on Assassinations, which was looking into the murders of 