The Ticker: Malaysia Airlines Statement; Facebook PR Advice; Wired on Tech;

A roundup of the morning's news.

Japan Times: Malaysia Airlines Says It Cannot Speculate on Wreckage

First Round: Best PR Advice You’ve Never Heard from Facebook’s Head of Comms

Inklings Blog: Jessi Hempel of Wired on Covering the Tech Business

Re\code: Yelp Admits the Unicorn Bubble Is Hurting Its Profits

Adweek: Yahoo’s New Messaging App Combines Texting and Video