Pew: 26% of US adults who earn under $30K/year are 'smartphone only' internet users
Americans who are poor increasingly use mobile phones as their primary way to go online.
Survey: 50% of Americans believe 'made-up news' is a very big problem for the country today. 46% say the same about climate change.
More Americans view made-up news as a 'very big problem' for the country, over terrorism, illegal immigration, racism, and sexism.
