Tuesday briefing: Everything you need to know about monkeypox

In today's newsletter: rising cases of an infectious disease will naturally cause alarm - but Guardian science editor Ian Sample tells Nimo Omer why we shouldn't be too concerned

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Good morning. As the seemingly never-ending fiasco of Partygate rumbles on (new pictures, that were obtained by ITV News, appear to show the prime minister drinking with colleagues during the coronavirus lockdown in November 2020) another virus has begun worrying scientists.

Understandably, after two years of a pandemic, any mention of a new viral outbreak is going to be quite alarming. So it's no surprise that when countries across Europe and North America started detecting cases of monkeypox, a disease usually found in central and western Africa, there was a bit of a panic.

Politics | Boris Johnson is facing fresh claims of lying to MPs after photos emerged of him toasting a senior aide at a Downing Street leaving drinks event during a national Covid lockdown.

Iran | Nazanin Zaghari-Ratcliffe has said a Foreign Office official witnessed her signing a letter of false confession under duress.

Transport | London Underground staff will strike for 24 hours on Monday 6 June in response to Transport for London's plans to cut 600 jobs.

Ukraine | A Russian soldier has been sentenced to life in prison for killing a civilian, in the first verdict of a war crimes trial relating to the conflict. .

Politics | A damning parliamentary report into the UK's chaotic" and disastrous" exit from Afghanistan has called on senior civil servant Sir Philip Barton to consider his position and criticised Dominic Raab for being on holiday as Kabul fell.