S1 · 09/2026 · Coco Robotics · Chicago, IL, USA
| Company | Coco Robotics |
| Category | sidewalk delivery |
| Type | disruption |
| Date | 09/2026 |
| Time of day | not documented |
| Location | Chicago, IL, USA · North Clark Street, Lincoln Park |
| Severity | S1 (near-miss / disclosed vulnerability) |
| Scale | 12+ robots |
| Confidence | high |
| Verification | Yes - adversarially checked against the cited source |
| Source | CBS Chicago |
At least a dozen Coco delivery robots became stuck in a cluster on North Clark Street near Lincoln Park on the morning of Sept 1, 2026, blocking pedestrian access; Coco attributed it to a sidewalk deployment error that simultaneously rerouted robots leaving their station, resolved within minutes, no injuries.
| Sev | Date | Company | Event |
|---|---|---|---|
| S2 | Serve Robotics | Robot delivery cart blocks fire truck in Hollywood intersection |