The US leader’s again offering to help mediate the region’s divisive conflicts, as he dives in to the South China Sea dispute. We look closer at his arbitration efforts. RT LIVE http://rt.com/on-air Subscribe to RT! http://www.youtube.com/subscription_c… Like us on Facebook http://www.facebook.com/RTnews Follow us on VK https://vk.com/rt_international Follow us on Twitter http://twitter.com/RT_com Follow us on Instagram http://instagram.com/rt Follow us on Google+ http://plus.google.com/+RT Listen to us on Soundcloud: https://soundcloud.com/rttv RT (Russia Today) is a global news network broadcasting from Moscow and Washington studios. RT is the first news channel to break the 1 billion YouTube views benchmark.