Hull KR and Hull FC savour local supremacy before top-of-table clash / Hull KR veteran Waerea-Hargreaves to retire / Wigan end Hull KR's unbeaten run after Harry Smith inspires devastating finale / Wigan end Hull KR's unbeaten run with statement win as Saints beat Wakefield / Super League: Wigan Warriors claim huge win over Hull KR- as it happened / Super League predictions: Hull KR to keep rising / Wilkin: Lewis absence incredibly difficult for Hull KR / Hull KR claim derby win to join Leigh, Catalans in Challenge Cup semis / Hull KR star Lewis branded a 'danger' ahead of Challenge Cup derby / Huddersfield 4-50 Hull KR