Complex sentence: Rich's parents condemned the conspiracy theorists and said that they exploited their son's death for political gain, calling them "sociopaths" and "disgusting" for continuing to post the debunked theories after it was debunked by law enforcement.
Split into simpler sentences: Rich's parents condemned the conspiracy theorists and claimed that they exploited their son's death for political gain. They also called them "sociopaths" and "disgusting" for continuing to post the debunked theories after it was debunked by law enforcement.