FROM STAFF REPORTSGUTHRIE — A 3.5-magnitude earthquake struck just before 8 p.m. Saturday, six miles southwest of Guthrie. The U.S. Geological Survey reported the quake was about 2 ½ miles deep, and it was about eight miles north of Edmond. The quake was in the same general area where a series of quakes Friday caused loud booms and frightened residents. Read more on NewsOK.com