Clue | Source | Date |
---|---|---|
Sightings | The Times Concise | 15 Aug 2021 |
Observations | LA Times Daily | 08 Feb 2020 |
Observations | The Washington Post | 08 Feb 2020 |
Furtive observations | USA Today | 01 Mar 2018 |
Furtive observations | ||
Spottings or detections | ||
Sightings | ||
Sightings | ||
Furtive observations | ||
Observations | ||
Sightings | ||
Undercover operations | ||
Undercover operations | ||
Observations | ||
Observations | ||
Sightings | ||
Secret sightings | ||
Observations |