Powell warns shutdown is clouding Fed's view of the economy: 'Driving in the fog'

1. Powell expressed uncertainty about government shutdown's impact on December Fed meeting. 2. Federal Reserve cut interest rates for the second time this year. 3. Labor market remains stable, although economic data is currently lacking. 4. Powell emphasizes careful evaluation without complete data during the shutdown. 5. Shutdown is now the second longest in U.S. history, affecting key economic metrics.