Complex sentence: His relationship with Stone's successor, Jack McCoy (Sam Waterston), is more problematic, as McCoy is more ruthless and unconventional, and his habitual bending of trial rules occasionally garners Schiff some bad publicity.
Split into simpler sentences: His relationship with Stone's successor, Jack McCoy (Sam Waterston), is more problematic, as McCoy is far more ruthless and unconventional. His habitual bending of trial rules occasionally garners Schiff some bad publicity.