Lance Armstrong has pulled out of the swimming competition he was due to take part in this weekend in Austin, Texas, Sky News report.
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As temperatures climb through the day, the warmest spots are likely to be across western parts of Northern Ireland and western Scotland.
The foreign secretary has criticised internet and social media giants for failing to detect and remove extremist material posted online.
Charities that receive money from EU structural and investment funds will be hit hard by Brexit, according to a House of Lords committee.