UK MPs will vote later Tuesday on a Brexit deal, after "changes" were won by British negotiators.
Theresa May's government says these are "legally binding" and provide reassurance Britain can't be trapped in the controversial Irish border backstop.
Olly Barratt reports from London:

US, Iran reach preliminary agreement to end war, signing set for Friday
Britain announces sweeping social media ban for under-16s
Historic monastery damaged, 10 people killed in Russian attacks on Ukraine
Trump criticises Israel strike as US, Iran inch closer to deal, timing remains unclear
Congo says 782 Ebola cases confirmed, two new health zones affected
