What makes you tick, who you know, where you go, even where you might end up. The information you share in your profile is a snippet of what Facebook and its partners really know about you. Kevin Roose, a technology columnist for The Times, explains.
President Donald Trump's White House is threatened by allegations from his past, with court cases looming from an adult film star, a former Playboy model and a reality show contestant. Trump has denied accusations from all three women.