[ad_1] <br>OPEC Secretary General Mohammad Barkindo says Russia has proven to be a reliable bridge between the producer group and its allies. <br>[ad_2] <br><a href="https://www.cnbc.com/video/2019/07/02/barkindo-says-opecs-bond-with-russia-goes-right-up-to-the-top.html">Source cnbc.com</a>