- 35-year-old last played for Sydney Roosters in October
- ‘I’m keen to get back in ring’, says former heavyweight
Sonny Bill Williams has announcing his retirement from professional rugby, with the dual-code New Zealand international also suggesting he may return to boxing.
The centre and second-row forward, who won World Cups with New Zealand in 2011 and 2015 and was in the Kiwis team who reached the 2013 Rugby League World Cup final at Old Trafford, made the announcement on Twitter.
Related: Sonny Bill Williams departs as he arrived: dividing opinion like no other All Black | Matt McILraith