Human Rights Watch are calling for the US government to assess the legality of drone strikes in Yemen, after their study of six such attacks found that the majority of those killed were civilians.
The strikes investigated by the rights group, between 2012 and 2013, found at least 57 of the 82 people killed were civilians; equivalent to 70% of the casualties.
More top news
Officials from the train drivers' union Aslef will meet managers from Southern Railway, whilst the RMT will meet separately with Acas.
Last week the organisation wrote on Twitter: "If Obama grants Manning clemency Assange will agree to US extradition".
The Foreign Office have changed their advice for UK travellers following political unrest in the west African country.