C. probe, and lawsuits flying that claim the company and its underwriters unfairly docked expectations (or at least unfairly spread the word about those lowered expectations).

FORBES: What Facebook's Flop Means For Technology IPOs Later This Year

An initial probe by Brazilian investigators found that the two planes were flying towards each other at the same altitude of 37, 000 feet (11, 000m).

BBC: NEWS | Americas | US pilots blamed in Brazil crash