Google has introduced a new feature for its virtual assistant at CES - it will be able to read out articles when you ask it. Currently in development, the Read It feature will be able to turn whatever text you have on the screen to voice, and it should support 42 languages once it actually launches. When you say "Okay Google, read it", it will activate text-to-speech engine and will read out in a "natural manner", according to the dev team. However, the article must be opened either in the Google app, Google Chrome or Google News platform - no third party apps will be supported...
Source: https://www.gsmarena.com/google_introduces_read_it__a_command_for_assistant_to_read_out_loud_articles-news-40923.php