:: Thirty Britons were among the 38 people killed in the attack at the resort of Port el Kantaoui in Sousse, Tunisia



:: Lone gunman Seifeddine Rezgui Yacoubi carried out the shooting on 26 June, 2015



:: The hearing at the Royal Courts of Justice in London is scheduled to last seven weeks



:: It will also look at security in place at the Riu Marhaba Hotel by holiday company TUI



:: Travel advice about the risks of travelling to Tunisia issued by the UK Government (Foreign Office) will also be addressed



:: The attack came three months after 24 people died in an attack on the Bardo museum in the country's capital, Tunis.





