Kammala wannan jumla: Benning ta sami matsayi mafi girma a
Gasar tseren tseren ƙasa ta duniya a shekarar 1984, ta kammala a matsayi na shida a New Jersey. Sannan a lokacin bazara, ta kara da AAAs 1500 m take zuwa nasarorin da ta samu a 800 m da 3000 m. A Wasannin Olympics na 1984 na Los Angeles, ta kai wasan karshe na mita 1500, ta gama ta biyar a 4:04.70. Ta ƙare lokacin 1984 ta hanyar gudanar da mafi kyawun lokacinta a duka mita 3000 da mil, tare da 8: 44.46 a Zurich da 4: 24.57 a London.