AP Photo/Charlie Neibergall Democratic National Committee chair, Congresswoman Debbie Wasserman Schultz speaks before a Democratic presidential primary debate, Saturday, November 14, 2015, in Des Moines, Iowa. Welcome to The American Prospect ’s weekly roundup highlighting the latest news in money and politics . U ntil now, ideological clashes between grassroots activists and national party leaders have largely played out on GOP territory. But Democrats, too, are weathering disputes between rank-and-file organizers and national party leaders, and these have started breaking out more publicly in recent days. Progressive anger at their party’s establishment, and particularly at Democratic National Committee Chair Debbie Wasserman Schultz, found a concrete outlet this week in the persona of Tim Canova. A liberal economist and champion of Wall Street reforms, Canova announced a primary challenge to Wasserman Schultz in Florida’s 23 rd Congressional District. In an interview with the...