MASSILLON — A 61-year-old man in a straw hat led a state trooper and then city police on a chase that ended in a hail of gunfire when the man whipped out a high-powered Czechoslovakian military weapon and fired away Friday night. Investigators are continuing to piece together what started out as a seemingly routine traffic stop for a speeding violation and ended 12.3 miles and 12 minutes later in a double shooting that left a police officer, Eric Taylor, and the suspect, Donald W. Matthews, dead. On Saturday, authorities released more information to a stunned and grieving community. Mayor...