By Rob Alway. Editor-in-Chief. LUDINGTON – The mother of the man charged with murdering a Michigan State Police trooper is scheduled to appear in Mason County’s 51st Circuit Court this afternoon. Tammi Spofford, 50, of 8124 W. Eight Mile Road, Irons, is charged with accessory after the fact to the Sept. 9 murder of Paul Butterfield. She is also charged…