article_snippet: An estimated 31,000 people are said to have died in Aleppo, however this number could be far higher, while the Syrian Observatory for Human Rights says at least 215,518 people had been killed throughout Syria since the uprising began four years ago.
article_snippet: An estimated 31,000 people are said to have died in Aleppo (pictured), however this number could be far higher as tens of thousands more are missing .
highlights_snippet: An estimated 31,000 people have died in Aleppo since 2011, however this number could be far higher, observers say .