In this week’s Sport: in our exclusive interview, Theo Walcott reflects on 10 happy years at Arsenal – and says the current Gunners side can win the Premier League | Rugby World Cup final referee Nigel Owens on self identity, making mistakes and being held to account by the TV cameras | Stoke midfielder Geoff Cameron talks US TV spoilers and a change of style in the Potteries | Adventurer Alastair Humphreys has cycled the world, rowed the Atlantic and walked a loop of the M25, but still describes himself as “depressingly normal” | Six-time Paralympic gold-medallist David Weir on headlines that are absolute toilet | Plus: columnist David Flatman on why, with a bit of criticism, everyone’s a winner