Why the FTC Will Attack Instagram in its Case Against Facebook

An antitrust lawsuit against Facebook is forthcoming, and Instagram is in the crosshairs.

Momentum inside the Federal Trade Commission is building toward a Facebook antitrust lawsuit. The lawsuit could drop at any moment, and my biggest worry as I type this is the FTC files it before I hit send, wiping out hours of work. 

With the agency all but certain to bring a case, the biggest question now is which part of Facebook’s business it will att…