Here's What to Expect From Apple's Quarterly Results

Investors shouldn't flip out if Apple (AAPL) - Get Report iPhone sales decline for a second quarter in a row, according to one expert. 'Apple is being compared to a very good quarter a year ago because of the massive increase from the iPhone 6,' said Ian Fogg, senior director of mobile & telecoms at IHS Technology, based in London. While he said it's likely iPhone sales will decline for the second straight quarter, he pointed to the company's 'massive margins' and the staggering 32 million iPhones the company shipped during the first three months of the year. The technology giant releases fiscal third quarter results on Tuesday after the markets close. TheStreet's Scott Gamm reports from Wall Street.