Apple CEO Tim Cook remained cool under fire about his company's taxes. John Berlau, Competitive Enterprise Institute; Edward Kleinbard, USC law professor, provide perspective.

CNBC's John Harwood reports IRS acting commissioner Steven Miller said he was "not politically motivated in targeting conservative groups" today on the Hill.

Discussing the state of the global markets, what the vote for Jamie Dimon means for JPMorgan and the tax code, with Henry McVey, KKR.

Officials are almost sure the recovery of the missing is almost finished, and many are pulling together to help Oklahoma after the devastating tornado ripped through killing at least 24 people, reports CNBC's Jane Wells.

CNBC's Josh Lipton looks at three stocks to watch tomorrow, including Lowe's, which reports before the bell. American Eagle also reports and will tell a lot about the economy. And HP reports after the bell. Expectations are not high.

What could bring the market down, with Rich Peterson, Standard & Poor's Capital IQ and Mike Santoli, Yahoo! Finance.

CNBC regular Art Cashin, of UBS, says Tuesday's market advances have provided 67 percent of this year's gains. His reaction to the phenomenon.

Will this be another positive Tuesday for the Dow? CNBC's Josh Lipton reports the market has seen 18 consecutive Tuesdays in the green already.

Investors are focusing on whether the Fed will start tapering its economic stimulus, with CNBC's Steve Liesman and Jeff Cox.

Technical analyst Richard Ross explains why his charts indicate JPMorgan shares are going up.Fundamental analyst Enis Taner doesn't like the company, but also thinks the stock will rise. (2:32)

Lawmakers are grilling Apple CEO Tim Cook for what they claim is the company's strategy to avoid paying billions of taxes in the U.S., reports CNBC's Eamon Javers; and Jean Pawlow, McDermott Will & Emery and Bob McIntyre, Citizens for Tax Justice, discuss.

CNBC's Sharon Epperson discusses the day's activity in the commodities markets. Traders remain focused firmly on tomorrow's testimony from Fed Chairman Ben Bernanke. And expectations for this week's oil inventories.

Where the market stands, with Rich Bernstein, Richard Bernstein Advisors; Quincy Krosby, Prudential Financial; Warren Meyers, DME Securities; and Chris Gersch, Altimus Capital.

After a string of high profile problems, Carnival's issuing its second profit warning in 2 months, reports CNBC's Simon Hobbs.

Chambers Street Properties has been listed on the NYSE. Its CEO Jack Cuneo, discusses what investors can expect from the company this year, and market opportunities.

Ron Rabinowitz, Duracell CEO, discusses his company's efforts to build a better battery so users never run out of power for their gadgets.

A report on the ongoing rescue efforts in Oklahoma, and the impact on insurers, with CNBC's Jane Wells and Mary Thompson; and Joplin City Manager R. Mark Rohr and WeatherFX Chief Meteorologist Paul Walsh, offers insight.

Senator Rand Paul (R-KY) said he thinks the committee should apologize to Apple as the tech giant's CEO Tim Cook was testifying on tax code, reports CNBC's Eamon Javers. David Selig, Selig & Associates Federal Tax Practitioner, discusses.

Goldman Sachs' chief U.S. equity strategist David Kostin says the market can still move higher. Jonathan Golub, UBS and Kenny Polcari, O'Neil Securities, discuss.

Has there been substantial improvement in the labor market? CNBC's Steve Liesman, provides perspective. Rep. Kevin Brady (R-TX) questions where the Fed is headed, and what QE has achieved.