![Jarryd Hayne NFL retirement: Rugby Sevens, Rugby League, San Francisco 49ers fans left with burning questions after shock move](/img/di/jarryd-hayne-nfl-retirement-rugby-sevens-rugby-league-san-francisco-49ers-fans-left-with-burning-questions-after-shock-m.jpg)
Jarryd Hayne NFL retirement: Rugby Sevens, Rugby League, San Francisco 49ers fans left with burning questions after shock move
JARRYD Hayne's stunning decision to retire from NFL to chase an Olympic gold medal in rugby sevens caught the sporting world off guard.
It leaves fans from three sports - NFL, rugby union and rugby league - with a mountain of questions about what Hayne's reasons were and what his future might look like.
We analyse the five biggest questions from…