In 'What's Ahead on Wall Street' for Friday May 6, we'll have a few more earnings reports to get through. Cigna
(CI - Get Report)
reports in the morning, then we'll hear from Berkshire Hathaway
(BRK.B - Get Report)
in the afternoon. When Berkshire Hathaway posts its latest results, Wall Street expects profits of $1.78 a share on revenue of over $50 billion. The bottom line is expected to drop while the top line will likely grow year-over-year. On the economic calendar, we're focusing on the April jobs report. Employers are expected to have added a seasonally adjusted 205,000 jobs in April. TheStreet's U-Jin Lee reports from Wall Street.