This file photo shows screens displaying the start of trading in Facebook shares at the NASDAQ stock exchange in Times Square in New York, on May 18. Facebook reports its first earnings as a public ... more 

This file photo shows screens displaying the start of trading in Facebook shares at the NASDAQ stock exchange in Times Square in New York, on May 18. Facebook reports its first earnings as a public company on Thursday in an announcement that will be closely watched for signs of whether the social media giant can deliver on its financial promise less