BUDAPEST, Jan. 8 (Xinhua) -- Hungarian swimmer Katinka Hosszu, nicknamed the "Iron Lady," announced her retirement from competitive swimming on Wednesday.
In a heartfelt message on social media, the 35-year-old expressed gratitude to all who supported her and reflected on the transformative journey the sport has provided.
"Now, as I look back on my career, I feel an immense sense of fulfillment. The medal
