# Seattle Highway 99 portable sign flashes threat about a CEO

- Date: 2024-12-13
- Location: Seattle, Washington, USA
- Type: Screen hijack
- Sector: Road sign

A portable sign on Highway 99 in Seattle flashed a threatening message about a CEO days after the UnitedHealthcare CEO was shot. The sign belonged to a private construction contractor, and the message was gone before SDOT crews arrived. Who tampered with it was not known at the time.

## Sources

- [Hacker sends message to Seattle road sign](https://crooksandliars.com/2024/12/hacker-sends-message-seattle-road-sign) (Crooks and Liars)

Page: https://signagelist.org/incidents/2024-12-seattle-highway-99-portable-sign-flashes-threat/