More than 100 bodies have been recovered from the waters of Lampuseda and it's thought that around the same number have yet to be recovered.
ITV News Correspondent Paul Davies reports:
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It is hoped the 7,400-mile journey will become a cost-efficient and time-saving way of boosting trade between China and the UK.
The Prime Minister said Parliament will be given a binding vote on the final deal, but said the result will not stop Britain leaving the EU.
Officials from the train drivers' union Aslef will meet managers from Southern Railway, whilst the RMT will meet separately with Acas.