Options Action Web Extra

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 International Atomic Energy Agency is expected Friday to vote on whether to demand that Iran freeze uranium enrichment at the plant it hid for years. Elahe Mohtasham, expert on nuclear non-proliferation issues, spoke to CNBC about the outlook.

Ben Polkinghorne of Pattersons tells CNBC why his firm has a 'buy' on Western Desert Resources.