this is bbc news — welcome if you're watching here in the uk or around the globe. i'm lucy grey. our top stories. after a decade of talks, more than 100 un member states agree on a treaty to protect our oceans. the ship has reached the shore. cheering and applause. a huge fire has broken out in one of the rohingya refugee camps in bangladesh. it's thought more than 2,000 shelters have been gutted, affecting around 12,000 people. police in athens clash with protestors, who blame the government for greece's worst ever train crash in which 57 people died. at the opening of its