Truthout is a nonprofit news organization that provides independent reporting and commentary on social justice issues. For authors not previously published by Truthout, they “suggest opinion submissions be limited to 750 words, news analysis to 1,200 words and straight news stories to 2,000 words.” They don't list pay rates, but according to payment reports, the average pay is $0.16 per word. You must state that you expect payment. To learn more, refer to their submission guidelines.