As the tragedy at Washington Reagan National Airport dominates the policy conversation in DC, the political conversation is quickly turning to the pivotal Democratic National Committee meeting tomorrow where the party will elect a new head. Minnesota’s Ken Martin and Wisconsin’s Ben Wikler are locked in a neck-and-neck contest for the top seat, and though the two frontrunners appear similar on the surface, there are important differences with major implications for the party’s future. National politics correspondent Adam Wren joins Playbook deputy editor Zack Stanton to walk through what to know and who to watch.