context: Ponzi was able to raise millions of dollars from investors in six months before being caught for his crimes in August 1920. Some investors, after Ponz's capture and accusations, still believed he was an honest businessman and that his investments were well protected. Ponzi was eventually sentenced to five years in federal prison and nine years in state prison. He later died in poor conditions in Brazil in 1949, although he had circulated millions of dollars through the success of the scam.
question: When did Charles Ponzi get stuck in a pyramid for his scam?
answers.text: 1920