“NAPD immediately notified school administrators and arrived on-scene within minutes,” Antonucci said in the statement.

Source: https://www.boston.com/news/local-news/2023/02/13/several-massachusetts-schools-receive-threats-police-hoaxes/

"Norfolk Southern hazardous material personnel were on-scene and coordinating with local first responders immediately following the derailment," Spielmaker told Grist.

Source: https://www.salon.com/2023/02/18/this-is-absurd-train-cars-that-derailed-in-ohio-were-labeled-non-hazardous_partner/

One firefighter was injured and assessed by on-scene paramedics before being transported to hospital in stable condition.

Source: https://www.chrisd.ca/2023/05/20/winnipeg-apartment-fire-quail-ridge/

One patient was treated and discharged on-scene, and another was taken to the University Hospital of North Durham for further treatment."

Source: https://www.chroniclelive.co.uk/news/north-east-news/a1m-collision-bowburn-county-durham-28188621

The driver showed no signs of impairment and remained on-scene to assist officers with their investigation.

Source: https://kfbcradio.com/pedestrian-struck-by-vehicle-on-north-college-drive/

The officers on-scene advised several residents to remain in their apartments as they searched for a “man with a black facemask and a grey hoodie.”

Source: https://www.eyeonannapolis.net/2023/02/west-annapolis-pharmacy-robbed-at-gunpoint-manhunt-ensues-in-eastport/