Complex sentence: Stephen Laird was a Hollywood producer, "Time" magazine reporter, CBS correspondent, American citizen, and accused Soviet spy, supposedly becoming a Communist in the 1930s and in the 1940s providing information to agents of the Soviet Union.
Split into simpler sentences: Stephen Laird was a Hollywood producer, Time magazine reporter, CBS correspondent, American citizen, and Soviet spy. He became a Communist in the 1930s and in the 1940s provided information to agents of the Soviet Union.