Conversation so far:
Who is Ted Gardestad?
Ted Arnbjörn Gärdestad was a Swedish singer, songwriter, musician and actor known internationally as Ted.
Were there rumours about an assassination revolving around Ted Gärdestad?
Gärdestad was wrongly mentioned in the Swedish media as the 33-year-old, a suspect in the investigation of the assassination.
What happened to Ted Gärdestad after those rumors?
A few years later, Ted Gärdestad was again the subject of rumours accusing him of being Lasermannen, a bank robber and serial killer.
Was Ted Gärdestad arrested?
No.

Question: What else can you tell me about the Palme assassination?
Self-contained rewrite: What else can you tell me about the Palme assassination?