It's Almost Game Time

First: Just hours from now, Kamala Harris and Donald Trump will face off in a debate that could define the final weeks of this deadlocked presidential race. We have new reporting on both candidates' tactics on this crucial night. 

Plus: Nikki Haley is offering some blunt advice for the Republican ticket that needs to narrow the gender gap, but will Donald Trump fall into too-familiar habits tonight? 

And: CNN is asking undecided voters in must-win Pennsylvania what they want to hear on the debate stage. One person's tip: Tell us what you're going to do, not what the other person has done wrong. 

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