The overflight was carried out on Thursday morning to collect intelligence about the Russian military situation on the ground, CNN reported, citing a source close familiar with the mission.
On Wednesday, CNN reported citing European Command (EUCOM) spokesperson Lt. Cmdr. Russ Wolfkiel that the US spy plane JSTARS E-8 had conducted its first flight over eastern Ukraine to collect ground intelligence.
The first overflight in Ukrainian airspace took place on December 27 and was done with the permission of the Ukrainian government, the report said.