Maina Kiai, the UN special rapporteur on the rights to freedom of peaceful assembly and of association, said he was "appalled" to hear about the blacklisting of union members in the UK construction industry.
Speaking on a trip to London, he said: "It is crucial that strong actions be taken against the making and using of such lists as a deterrence."
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Much of the commentary online focused on Chris Evan's co-host and former Friend's actor Matt LeBlanc.
The brother of a taxi driver killed alongside the Afghan Taliban leader has asked police to investigate his sibling's death.
The girl's injuries are not thought to be life-threatening.