about 20% to 25% of the patients in the emergency room all have flu symptoms and we're not expected to hit the flu season peak for another month. linsey davis, abc news, new york. >> wow. another month. all right. thank you, linsey. in other news, secretary of state hillary clinton says she's thrilled to be back at work after her own medical emergency. it was her first public appearance after a series of health scares, including that blood clot near the brain. clinton said she's looking forward to stepping off the fast track for a little while. the federal government is unveiling new mortgage rules today to make sure homeowners don't end up with the deals that put them over their heads. the rules cracked down on risky loans that led to the housing bubble a few years ago. banks must verify and inspect customers' financial records and also make sure mortgage payments never exceed 43% of a borrower's