[3] Shelbi competed at the Athletics at the 2016 Summer Olympics - Women's discus throw and threw 53.33 m (174 ft 11+1⁄2 in) to place 29th.

Vaughan placed sixth in Discus at 2016 Division 1 NCAA Outdoor Women's Track and Field Championship.

Vaughan won 2016 Southeastern Conference, UT San Antonio, Texas Relays, UCLA, Baylor and LSU Discus titles.

Vaughan won 2015 Division 1 NCAA Outdoor Women's Track and Field Championship Discus title.

Vaughan won 2014 Division 1 NCAA Outdoor Women's Track and Field Championship Discus title.