Unidentified object enters Poland from direction of Ukraine, says Polish army ReutersRussia-Ukraine war live: ‘Unidentified object’ strikes Poland from Ukrainian border The TelegraphPoland Says Unidentified Airborne Object Entered From Ukraine BloombergPoland says an unidentified object has entered its airspace from Ukraine. A search is underway The HillPoland Mobilizes Forces After Mystery Object Flies Over Its Ukraine Border Newsweek