The Cubs continue to play good baseball, but the guys zero in on Addison Russell and what could be a breakout season for the young shortstop. Jake Arrieta is great, but should the Cubs extend him while they have him? There are pros and there are cons. Heyward is still struggling, but is there reason to worry...yet?  Joel debuts a new segment that ponders "What if?" And today they talk about what the biggest injury would be to this team. Isaac throws a curveball by doing a plate appearance of the week...sneaky guy. The question of the week comes from such a ridiculous person that it may actually be true. In 60 Seconds with a Former Cub, we revisit the tenure of one Mike Harkey.