Aussie Olympic medallist choked up over his father's support. Then things got awkward.

Bronze-medal winning Olympian Dane Bird-Smith has teared up during an emotional interview while speaking about the support of his father – who was being arrested nearby.

While the 24-year-old Queenslander, who earned his medal in the 20km walk on Day 7, was gushing about the support of his family he had no idea his dad, David, was being detained by police following an argument.