Facebook Inc. Responds to Senate Inquiry [pdf](commerce.senate.gov)

https://www.commerce.senate.gov/public/_cache/files/9d8e069d-2670-4530-bcdc-d3a63a8831c4/7C8DE61421D13E86FC6855CC2EA7AEA7.senate-commerce-committee-combined-qfrs-06.11.2018.pdf