I have noticed US media convention, both print and web, is to prefer statements: "Why <x>", "How <y>", and "<z> did <z'>, and it's <z''>"; the last one even con

I have noticed US media convention, both print and web, is to prefer statements: "Why <x>", "How <y>", and "<z> did <z'>, and it's <z''>"; the last one even conveniently tells you how you're supposed to feel about the article. I imagine it conveys more authority than questions do.