"Killing General Gerasimov could sharply escalate the conflict, officials said, and while the Americans were committed to helping Ukraine, they didn’t want to set off a war between the United States and Russia," NYT reported.Ukrainians found out about Gerasimov's visit anyway. After checking with the White House, senior American officials asked the Ukrainians to not attack.
"'We told them not to do it,' a senior American official said. 'We were like, ‘Hey, that’s too much.’"However, the message arrived too late -- Ukraine had launched the strike. Dozens of Russians were killed, but Gerasimov wasn't one of them. Russian military leaders scaled back their visits to the front after that, NYT reported. https://twitter.com/EuromaidanPress/status/1517872983506837504 This NYT report corroborates another one from 5 May, when the news outlet reported that US intelligence helped Ukrainians kill many generals. A day after its publication, the Pentagon denied this report, stating that US intelligence is not targeting generals in Ukraine.
Over 1,400 Russian officers killed in Ukraine – OSINT project