So far the investigation has not turned up any concrete answers. Summarize this content to 100 words [matched_content] source Las Vegas homeowner calls 911 about possible alien sighting; officers respond 128375 , 2023-06-09 03:29:09 , 00:01:26 UCAKK8dbcSmckr2sWJhv5ezA 937 [ weird,news ]
