Michigan Sen. Elissa Slotkin stepped into the spotlight when she delivered the Democratic response to President Donald Trump’s joint address to Congress earlier this year, and has remained there ever since. Now, on a mission to help rebuild the Democratic Party, Slotkin is hearing from people across the country just how deep the fractures go. Playbook’s Adam Wren and national politics reporter Samuel Benson dig into the existential threats facing both parties, and how the hot-button issues playing out in Washington are reverberating across the West.