Prep FNS leadership for Midpoint

[beechnut]

• [ ] Prepare Session 5 agenda: what is in scope and out of scope
• [ ] Prepare Session 5 advance materials
• [ ] FNS leads brief their leadership and show them the agenda

[colinmurphy01]

@beechnut I think this can be closed, but I'll leave you to the satisfaction of checking things off and closing it.