A double murder trial will begin on Monday in Camden County. Mandy and Garland Mitchell will go on trial on a change of venue from Morgan County for the 2013 murder of Fred and Carol Wilson. Both defendants have been charged with second degree murder and armed criminal action. A third defendant in the case, 44 year old Derrell Spellmeyer from Eldon pled guilty to the same charges back in June and received two life sentences.