ECB publishes evidence that key U.S. data is leaked

Stocks (^DJI, ^GSPC, ^IXIC, ^RUT) are up modestly at midday after a disappointing close to the month of April. Financials (XLF) and Consumer Discretionary (XLY) are leading, while energy (XLE) is lagging, mirroring the downturn in crude oil. Keith Bliss of Cuttone & Co. joins us live from the floor of the New York Stock Exchange for more on the markets.

Joining Alexis Christoforous to discuss some of the other big stories of the day are Yahoo Finance's Nicole Sinclair and Melody Hahm.

ECB publishes evidence that key U.S. data is leaked

This morning, the ECB published a report that used statistical data to show that it's very likely that information is being leaked and traded on ahead of big U.S. reports. This brings to focus the allegations of leaks by the Federal Reserve.

Nigeria, Angola downgraded by Moody's on oil concerns

It wouldn't be a day in the markets without another big oil story. Crude has rallied nearly 80% off its February lows, which has had ripple effects across the globe. Moody's downgraded the credit ratings of four African nations, including the two largest oil producers on the continent, Nigeria and Angola.

Chinese investor pays $200k for Buffett face time

In case you missed it, Yahoo Finance live streamed the Berkshire Hathaway annual shareholder meeting on Saturday. Of course, Warren Buffett was his usual charming, folksy self. It's no surprise that the event drew 40,000 attendees, as people just can't get close enough to the Oracle of Omaha. One person recently paid 200,000 dollars for some Buffett face time.