Russian satellite plays 'cat-and-mouse' with a commercial US spacecraft likely used by Ukraine. But why the risky close encounter?

A Russian satellite just took a very close look at an American spacecraft in low Earth orbit. A few days ago, the snooping satellite Kosmos 2612 rendezvoused with ICEYE-X36, a commercial craft that observes our planet using synthetic aperture radar (SAR). The close encounter, which occurred between Oct. 15 and Oct. 19, was reported by Marco Langbroek and other satellite trackers, with Langbroek calling it "a worrisome cat-and-mouse game" in orbit. More

(Source: Space.com - Oct 22)