Program to be expanded by $267 bln through year-end.

Program to be expanded by $267 bln through year-end.

Program aims to lower borrowing cost by extending maturity of the Feds portfolio.

Program aims to lower borrowing cost by extending maturity of the Feds portfolio.

As U.S. economic reports deteriorate, markets focus on Feds meeting next week.

As U.S. economic reports deteriorate, markets focus on Feds meeting next week.

Fed chairman cites Europes debt crisis and U.S. fiscal cliff.

Fed chairman cites Europes debt crisis and U.S. fiscal cliff.