On Nov. 25, Ukraine and Russia were involved in one of the most serious confrontations of the almost 5-year long conflict between the two countries. Russian Navy vessels first rammed and then later fired on and captured three Ukrainian Navy vessels, marking the first time Russian-flagged military units had officially attacked those of Ukraine.
Russia's War Against Ukraine
Bellingcat: Investigating the Kerch Strait incident
This video grab taken from footage of local media Kerch Info on Nov. 25, 2018 shows Russian aircraft flying over the Crimean Bridge that spans the Kerch Strait, a narrow strip that links the Azov and Black seas, after Russia fired on and then seized three Ukrainian ships on Nov. 25, 2018, accusing them of illegally entering its waters in the Sea of Azov.