End of road for Fannie Mae

A bipartisan group of US senators hopes to introduce a bill in the coming weeks to overhaul the housing finance system and wind down government-run Fannie Mae and Freddie Mac. The two companies, which were taken over by the government in 2008 as they teetered on the brink of insolvency, own or guarantee about half of all US mortgages. But it could take years to agree on the form of a replacement entity.