Completed the following sentence: Because of his penchant for biting social criticism and satire, Bierce's long newspaper career was often steeped in controversy. ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️ <unk> <unk> <unk> <unk> <unk>
assassination of President William McKinley, when Hearst's opponents turned a poem Bierce had written about the assassination of Governor William Goebel of Kentucky in 1900 into a "cause célèbre".