The Middlesbrough defender headed a Swansea corner into his own net in the 81st minute after an evenly matched quarter-final at the Liberty Stadium in Wales.
Fourth-tier Bradford City upset Premier League Arsenal on Tuesday to secure a semi-final spot alongside Aston Villa who beat Norwich City.
Chelsea, who are playing in the World Club Cup in Japan, face Leeds United in the final last-eight clash on Dec. 19. (Reporting by Toby Davis; editing by Robert Woodward)
- Sports & Recreation
- Bradford City
- Aston Villa