Mark Madden and Time Benz are "Unfiltered" when it comes to talking about Pittsburgh sports. This week, they look at the possible sale of the Penguins. Plus: A look at the annual dead week for NFL teams before the regular season begins, the state of the Steelers after the preseason, the Pirates sweep of Colorado Bubba Chandler, Paul Skenes and Pitt vs. Duquesne in football.