Airtime: ET
The former Chairman of the Federal Reserve responds to criticism for keeping interest rates too low for too long.
CNBC's Trish Regan sits in for Maria Bartiromo to discuss the day's top business and financial stories, and look ahead to Friday's Closing Bell.
CNBC's Mary Thompson reports on the trading day from the NYSE.
The top headlines this hour, with CNBC's Sri Jegarajah.
BHP Billiton CEO, Marius Kloppers, updated investors on the mining giant's future plans at its annual general meeting.