Complex sentence: Former U.S. prosecutor John M. Dowd also brought up Mitchell's conflict of interest, but he later told the "Baltimore Sun" that the former senator had done a good job.
Split into simpler sentences: Former U.S. prosecutor John M. Dowd also brought up allegations of Mitchell's conflict of interest. After the investigation, Dowd told the "Baltimore Sun" that he was convinced the former senator had done a good job.