How Shaun Higgins will find it difficult to break back into the Geelong first team, Patrick Dangerfield's proposition for Carlton best-and-fairest Sam Walsh and what it would take to prise him away from the Blues, the likelihood Gold Coast spearhead Ben King finds a new club at the end of the season, Nick Kyrgios and Thanasi Kokkinakis' captivating run and whether there is room for more passion in tennis crowds, Canadian player Denis Shapovalov's bravery in having stood up to Rafael Nadal's gamesmanship, and more.