 Kunyange zvazvo aimbova shasha yeCentral America pamakwikwi eHeptathlon, akakundikana kupinda mumakwikwi eHeptathlon paMitambo yeOlympic yeZhizha ya2016 muRio de Janeiro. Zvisinei, Sealy akapiwa kadhi rechikara pamakwikwi emamita 100 ane zvipingamupinyiumo iye akakwikwidzana, achipedza 7th muKupisa 1. Akagadza nhamba yeBelizean mitambo yemitambo, kusanganisira indoor 800 metres, kukwira kumusoro, uye javelin kukanda. 