Complex sentence: Four days after Shepard's death, the wife of Chicago publisher Horace O'Donoghue began reading the news of the event to O'Donoghue, who meanwhile picked up a razor and cut his throat, killing himself.
Split into simpler sentences: Four days after Shepard's death, the wife of Chicago publisher Horace O'Donoghue began reading the news of the event to him. He suddenly picked up a razor and cut his throat, killing himself.