Facebook CEO Mark Zuckerberg, COO Sheryl Sandberg and CFO David Ebersman hosted their first earnings call early Thursday evening. The three executives spoke primarily about the company’s advertising products, which accounted for 86% of its revenue in the second quarter. Zuckerberg emphasized the need to make ads more social — most ads on Facebook right now are not. He noted that Sponsored Stories, Facebook’s primary “social” ad product, is now generating $1 million in revenue per day, about half of which comes from mobile. Sandberg added that Sponsored Stories on desktop and mobile were performing much better in terms of engagement than ads displayed on the right rail of the News Feed. Read the full story at Mashable.