Question:  The 1996 United States Senate election in Georgia was the first election after the retirement of the current co-chair of what organization?
Sentence (from "Sam Nunn"): Currently the co-chairman of the Nuclear Threat Initiative (NTI), a charitable organization working to prevent catastrophic attacks with nuclear, biological and chemical weapons, Nunn served for 24 years as a United States Senator from Georgia (1972 until 1997) as a member of the Democratic Party.
Relevant evidence: Yes