Editorial cartoons: Muhammad AliThe cartoonists homepage, knoxnews.com/opinion/charlie-danielCharlie Daniel, Knoxville (Tenn.) News SentinelThe cartoonist's homepage, courier-journal.com/opinionMarc Murphy, The (Louisville) Courier-JournalJohn ColeThe cartoonist's homepage, courier-journal.com/opinionMarc Murphy, The (Louisville) Courier-JournalThe cartoonist's homepage, azcentral.com/opinions/bensonSteve Benson, The Arizona RepublicJoe Heller