Video Share on Facebook Share on Twitter Share on Pinterest Share on LinkedIn During Facebook CEO Mark Zuckerberg’s testimony to Congress, not all of the questions lawmakers asked him made sense. Share on Facebook Share on Twitter Share on Pinterest Share on LinkedIn Articles You May Like A new pathway to greener aluminium? | Rethink Sustainability The First Mission to Look For Life on Venus Why Google wants robots The business of being black in Hollywood Cold-War Bike by Ural Sparks Sidecar Revival