Stocks mixed into start of busiest week of the earnings season; China cautions on Delta variant surge; PayPal says it's not interested in a Pinterest takeover; Tesla pulls its FSD beta software and Tom Brady adds yet another milestone to his list of NFL records.

An eventual cut in dividend would be painful but healthy for future of telecom

Facebook missed Street revenue forecasts, and said sales growth would slow over the final months of the year, as Apple's privacy changes hit social media ad sales.