A start would not let anything that is run on Wordpress or Tumblr become the top news result for something. That's where most of the spam/fake websites seem to be these days.
source: run a legitimate news site built on Wordpress.
I assume you mean your site runs on a Wordpress back-end, but in the case of this article the dodgy 70 News site is literally running on Wordpress.com's free hosting (it's 70news.wordpress.com). I suspect that's what the original poster meant since they mentioned Tumblr as well.
Oh ok, yes sorry misunderstood!
that's exactly what I meant, yes. I'm surprised that something on a *.wordpress.com domain is even ranking as high as it is!
The following appear on Google News, aren't on Wordpress, and contribute their fair share of misinformation: