A rep from Seolhyun's agency FNC Entertainment stated on the 14th, "Seolhyun injured herself while curling for the filming of 'Idol Star Athletics.' She fell on the ice and injured her leg. We're currently waiting for the results of the test."
Regarding the group's comeback on the 16th they said, "Since the test results have not come out yet, we haven't yet determined the next treatment plan in detail." They continued "As soon as the test results come back we will focus on the treatment."
Seolhyun participated in the "Idol Star Athletics," which took place at the Jamsil Student Gymnasium in Seoul. AOA is planned for a comeback on the 16th with their new song "Miniskirt."