The two most important players in tonight's match between the Western Bulldogs and Carlton, what Tom Liberatore's splits in the opening round told us about the long-term effects of COVID-19, the role Jamarra Ugle-Hagan needs to play for the Dogs, where Carlton captain Patrick Cripps needs to "improve greatly," how Blues caretaker coach Ash Hansen will know the Bulldogs "backwards," why the AFL should have appealed the Willie Rioli decision, and more.