<p>Pro-Russia separatists set about rebuilding barricades in the city of Slovyansk on May 8 as tension continues to mount about the future status of Ukraine’s Donetsk region. Separatists in the region have called a referendum for May 11 and, despite calls from Russian President Vladimir Putin, <a class="link" rel="nofollow" target="_blank" href="https://twitter.com/ChristopherJM/status/464345202761953281" target="_blank">reports say</a> it is set to go ahead. Credit: YouTube/Graham Phillips</p>