A volatile month on Wall Street comes to an end today, with the S&P 500 and Nasdaq poised to post a winning week for the second time in three weeks and a positive July. (CNBC)

Exxon Mobil, the world's largest publicly traded oil company, reported a 52% slide in second-quarter profit as tumbling crude oil prices weighed on results. Profit in the quarter was $4.2 billion compared with $8.8 billion last year. Oil and gas output rose 3.6% to 4 million barrels per day. (Reuters)

This could be the genesis of the next worry for retail investors. Facing a deadline tomorrow, Puerto Rico may miss a debt payment-starting what could end up becoming one of the largest municipal restructurings, with the potential to spark volatility in bond prices. (Reuters)

American Express has been accused in a lawsuit of blindsiding investors with the loss of a crucial contract with Costco, after allegedly having failed to reveal how significant that business had become. (Reuters)

It’s part of our expanding palate. Four new Lay's potato chip flavors go on sale Monday. They include Greektown Gyro, New York Reuben, Southern Biscuits and Gravy, and Wavy West Coast Truffle Fries.  The chips were part of Lay's "Do Us A Flavor" contest.

Stay inside Saturday morning from 10 to noon and catch a cool new edition of Financial Focus Radio.