Original sentence: After giving many speeches that led to riots, Rockwell was gunned down in his car in Arlington, Virginia by John Patler, a disgruntled ex-party member whom he accused of trying to insert Marxist propaganda into the newsletter of the party, The Stormtrooper
Edited sentence: After giving many speeches that led to riots, Rockwell was marytred in his car in Arlington, Virginia by gunshots from John Patler, a disgruntled ex-party member whom he accused of trying to insert Marxist propaganda into the newsletter of the party, The Stormtrooper