19:06The Newsroom19/10/2015 18:06 GMT: Croatia opens Serbia Border to MigrantsBBC World Service Duration: 23 minutes Mon 19th Oct 2015, 19:06 on BBC World Service Americas and the CaribbeanUK visit of Chinese president Xi Jinping, thousands flee Aleppo offensive Show more GenresNewsFormatsMagazines & ReviewsBrandThe Newsroom Source: BBC Online