Awaiting vote to avert United States default; GOP scrambling for votes; Awaiting key senate votes to raise debt limit and avert United States first default; republicans scrambling for votes; Braun: "It''s uncertain", Hawley: "Don't know" how vote will go; Yellen to Outfront: Default would be "Enormously dangerous; Treasury secretary to Outfront: "Increasingly dangerous" to have a debt ceiling; "Politically dangerous conflicts" cause doubt;
To learn more about how CNN protects listener privacy, visit cnn.com/privacy