SUSSEX head coach Jason Gillespie is to leave at the end of the season to return to his native Australia. The former Test fast bowler, 45, is to take charge of his home state side, the South Australia Redbacks. Gillespie had extended the threeyear deal he signed in November 2017. Before joining Sussex, he won the County Championship in 2014 and 2015 with Yorkshire. Sussex chief executive Rob Andrew said: “We are very sorry to see Jason leave after three years at the club, but fully understand and support his decision to return home to a new role in South Australian cricket....