Injury blow for Arsenal as Tomiyasu is ruled out for the season

RULED OUT: Arsenal's Takehiro Tomiyasu leaves the field of play during the UEFA Europa League round of sixteen, second leg match. Pic: John Walton/PA Wire

Arsenal defender Takehiro Tomiyasu has been ruled out for the rest of the season after picking up a serious knee injury.

The 24-year-old right-back was withdrawn nine minutes into the Europa League last-16 defeat by Sporting Lisbon last Thursday and left the Emirates Stadium on crutches.