The Ukraine incident was however a good opportunity for Trump to warrant his decision.
As we know, Donald Trump canceled his meeting with President Putin on the margins of the G20 Argentina summit. The incident in the Kerch Strait was however more of a pretext than the actual reason explaining this cancellation. The meeting was indeed called off because consultations between Russia and the US failed to produce deliverables justifying a meeting: the two countries were not able to identify areas of agreement. The Ukraine incident was however a good opportunity for Trump to warrant his decision.