SportsDay Insider: The rise of Luka and the Mavs, the next step for the Stars and what's $10 billion to Jerry Jones?
SportsDay Insiders Kevin Sherrington, Evan Grant and David Moore discuss [1:35] Sunday's Game 7 doubleheader featuring the Mavs and Stars. Evan moderates a discussion between Kevin and David about what the Mavs need to do to beat the Warriors in the Western Conference Finals. David says the sign of a great team or player is when it happens before you're ready, the case with both the Mavs and Luka Doncic.