Complex sentence: However, beginning in 2013, CBS' coverage of the conference tournaments is also part of the NCAA March Madness package and is produced by Turner Sports, so CBS produced coverage now ends during the final weekend of the regular season.
Split into simpler sentences: However, beginning in 2013, CBS' coverage of the conference tournaments is also part of the NCAA March Madness package and is produced by Turner Sports. Therefore, CBS-produced coverage now ends during the final weekend of the regular season.