Complex sentence: Following criticism from the media over his language towards protestors, Trump began to backtrack and started encouraging supporters at rallies to not injure any protestors, admitting in his San Jose rally that he was wrong to make such inflammatory comments in the past.
Split into simpler sentences: Following criticism from the media over his language towards protesters, Trump began to backtrack and started encouraging supporters at rallies to not injure any protesters. He also admitted at his San Jose rally that he was wrong to make such inflammatory comments in the past.