Listen to journalist Reza Valizadeh's voice memo from Iran's Evin Prison here

CBS News has obtained a voice memo that was recorded by Iranian American journalist Reza Valizadeh, who has been detained in Evin Prison in Tehran for over a year. "Face the Nation" moderator and CBS News chief foreign affairs correspondent Margaret Brennan's report on Valizadeh's voice memo is here . The full audio of the memo, just under two minutes long, is in the player above, and the transcript is below. …