JPMorgan Chase, Bank of America and Citi among banks involved in settlement.

Senate blocks measure that would have extended guarantee for two years.

Senate blocks measure that would have extended guarantee for two years.

Measure fails procedural vote; unlimited FDIC backing now likely to expire at year-end.

Measure fails procedural vote; unlimited FDIC backing now likely to expire at year-end.

Even split between Democratic, GOP commissioners could strand dozens of regulations.

Even split between Democratic, GOP commissioners could strand dozens of regulations.

Commissioner who blocked the agencys initial overhaul now says process is on right track.