Analysis of Democratic senators' reluctance to openly express discontent in the presidential nomination process

A Tuesday meeting with Hill Democrats left many who initially expressed concerns after the debate two weeks ago reluctantly falling in line with Biden or saying nothing at all. Though the dam appears to be holding behind the president for now, will it stay strong? What will happen if Biden stumbles again before the Democratic National Convention next month? Congressional reporter Nicholas Wu joins Playbook co-author Rachael Bade to break it all down.