I'm not sure this answers the question. Clearly Vox has a progressive (maybe originally neo-liberal?) editorial bias, but that may or may not mean that they have dishonestly distorted facts. There is a big difference between editorial bias and dishonest reporting!
>Overall, we rate Vox Left Biased due to wording and story selection that favors the left and High for factual reporting based on only one failed fact check and appropriately issuing a correction to a second. (5/15/2016) Updated (M. Huitsing 5/30/2019)