Detenida actriz de “The Walking Dead” por envío de cartas con ricina a Barack Obama - NM Noticias - Montreal, Toronto, Canadá
Shannon Richardson found competent to stand trial in ricin case
Texas actress first accuses husband, but she's arrested in ricin case | CNN
Shannon Guess Richardson: Actress jailed for 18 years after sending ricin-spiked letters to US President and New York Mayor | The Independent | The Independent
Texas actress arrested in ricin case - The Salt Lake Tribune
Walking Dead' Extra Admits to Sending Ricin to Obama – The Hollywood Reporter