Southern sealed the deal on Sunday with extraordinary performances in the men's pole vault and discus.
The MVC Outdoor Track and Field Championships will be hosted by Illinois State in Normal, Ill., on May 15-17.
Kyle Landon's winning height of 2.20m (7-02.50) pushes him into a tie for sixth in the NCAA this outdoor season.
The Saluki women won the meet by 38.25 points.
Saunders' winning toss of 17.70m (58-01.00) broke the outdoor American Junior record, which had stood since 1991.
Photos from Day Two of the 2015 SIU Invitational at the SIU Recreation Center, Feb. 7, 2015.
Photos from Day Two of the 2014 Bill Cornell Spring Classic, 3.29.14.
Photos from Day Two of the SIU Invite, Feb. 8, 2014.
Photos from Day Two of the Saluki Open, Jan. 11, 2014
Ran a leg of the 4x400m race that finished firs at the Saluki Open wit a 3:59.46 finish...Finished seventh in the 4x400m race at the MVC Indoor Championships with a 3:52.14 finish...Took first place in the 4x400m race at two outdoor meets with 3:50.56 and 3:52.16 finishes...Competed in four events (200m, 400m, 500m, 4x400m) in seven indoor meets...Ran in three events (200m, 400m, 4x400m) in six outdoor meets...MVC Academic Honor Roll.
Ran in the 200 meter, 400 meter and 800 meter events and the 4x100, 4x200, 4x400 and 4x800 meter relays at Cardinal Ritter College Prep...Ran a career best 59.64 indoors in the 400 meter dash 58.87 outdoors.
Born April 24, 1995, to Curtis Wooten and Debra Wiley...Her father is a retired veteran and her mother is a nurse and real estate officer...Has three siblings: Dayna (29), Curtis (27) and Sterling (15)...Majoring in industrial engineering.