(RECAP: The dissolution of federal mortgage giants Fannie Mae and Freddie Mac is becoming a stronger possibility thanks to a burst of activity in the Senate. Lawmakers are rallying around a core set of principles crafted by Senate Banking Committee Chairman Tim Johnson (D-S.D.) and ranking member Mike Crapo (R-Idaho), providing real hope that legislation might finally move forward after years of delays. The Johnson-Crapo proposal would eventually dismantle government-controlled mortgage giants Fannie and Freddie, and replace them with a Federal Mortgage Insurance Corporation (FMIC) over a period of at least five years.)