WORCESTER Warriors full-back Melani Nanai could miss the rest of the season after injuring his knee against Saracens on Boxing Day.The 28-year-old Samoan was hurt early in the second half of Warriors’ 61-29 Premiership defeat at StoneX Stadium.It is feared injury-hit Nanai has suffered another significant setback.“The early indications are that is an anterior cruciate ligament injury and it could be season ending,” head coach Jonathan Thomas said.“You have to feel for him because he has already had a number of injury challenges to overcome.”Nana...