Homeowners across the U.S. are increasingly having trouble making their mortgage payments on time, but borrowers in metro areas of California, Florida and other once-booming housing markets are accounting for the biggest spikes in foreclosure filings, according to a mortgage research company.   CBS News Interactive: Eye On The Economy

As foreclosures are increasing, it's becoming much harder to get a mortgage. More than half of all banks in a Federal Reserve survey say they have tightened their lending standards in the subprime mortgage market — it's affecting even those with good credit. CBS News Interactive: Eye On The Economy