Complex sentence: Von Brunn, who had a previous criminal record, had been disowned by his family and was being tried in federal court when he died on January 6,2010 in Butner federal prison in North Carolina.
Split into simpler sentences: Von Brunn, who had a previous criminal record, had been disowned by his family. He was being tried in federal court when he died on January 6,2010 in Butner federal prison in North Carolina.