What did Ukraine's staged killing of Babchenko actually reveal?
A retrospective on the events of 29 and 30 May 2018, when a reported murder of a Russian journalist in Kyiv turned out to be an operation by the Security Service.

What happened in Kyiv on 30 May 2018, when a journalist reported shot dead the previous day appeared alive on live television? On that date, Arkady Babchenko, a Russian journalist, stated that the assassination reported on 29 May had been staged.
On 29 May 2018, it was reported that Babchenko had been shot dead near his home in Kyiv. The news spread as a killing of an opposition Russian journalist in the Ukrainian capital. Later reports that day described the episode differently: the Security Service of Ukraine (SBU) had carried out an operation in Kyiv intended to prevent an attempt on his life.
By 30 May, the account had changed again. Babchenko's appearance on live television confirmed that the reported killing was part of an operation to catch those who were trying to kill him, as the Security Service presented it.
An opinion on the episode
The sequence raises a question for any public institution: how far can a security service go in presenting a staged death as real, even for a stated protective purpose? The Security Service's stated aim was to stop a plot against a journalist. Yet for roughly a day, the public, and presumably colleagues and relatives, were told he had been murdered.
The episode also shows how quickly a story can move from a reported killing to a declared counter-operation. Within hours of the first reports, the Security Service was describing a prevention effort rather than a crime, and on 30 May the supposed victim himself confirmed it on air.
Whether the aim justified the method is a matter of judgement, and one that Ukraine's institutions and its audience were left to weigh from 30 May 2018 onwards.