Cika wannan jumla: A watan Agusta, Chiles ya yi gasa a gasar cin kofin duniya na 'yan wasa.
Gasar zakarun kasa inda ta sanya ta goma sha daya a cikin dukkan-kewaye da kuma na biyu a kan vault bayan Simone Biles. Ta kuma sanya na goma a kan sanduna marasa daidaito, na goma sha huɗu a kan daidaitaccen katako, da na ashirin da ɗaya a kan motsa jiki. Ba a kira ta zuwa babbar kungiyar 'yan wasan kasa ba. Ta sami karɓar kafofin watsa labaru don yin gasa a cikin Wonder Woman wanda aka yi wahayi zuwa gare shi. A watan Oktoba, Chiles ya halarci Sansanin Zaɓin Teamungiyar Duniya. A lokacin gasar, ta kasance ta uku a kan vault a bayan Biles da Shilese Jones, ta bakwai a cikin dukkan-kewaye da kuma a kan daidaitaccen katako, kuma ta shida a kan sanduna marasa daidaito da motsa jiki. Duk da cewa ba ta shiga tawagar duniya ba, an kara ta zuwa tawagar kasa ta 2018-2019.