Maybe because we gave them a midnight deadline, and this is the reply?
To know exactly why they might be knocking off people would require a good inside knowledge of the current realpolitic, not just looking at elections and the world cup.
These deaths are not the only recent ones that are being linked to Russia here, off the top of my head, there is also the January death in Guernsey of a Latvian who was assisting in Ukraine.
In total, the home office has said that there are 14 recent murders on UK soil that it thinks are probably down to the Kremlin.