Single sculler Alan Campbell says he is stronger going into the new rowing season than he was when he finished fifth in the Olympic final, having battled back from last-minute knee surgery to reach Beijing.

Watch the finals of the first Rowing World Cup event in Banyoles live on the red button and the BBC Sport website (UK users only) on Sunday 0925-1310 BST, with highlights on BBC Two on Monday 1300-1400.