A wrong‑way driver died and a Massachusetts State Police trooper was rushed to a Boston hospital after a crash on Route 1 near the Saugus–Lynnfield line that closed the northbound lanes for hours.

A backseat passenger was killed after a short Amesbury police pursuit ended at Elm Street and Route 110; the 18-year-old driver faces motor vehicle homicide and heroin‑trafficking charges.

Police recovered a loaded, modified machine gun and arrested five people after spotting a stolen vehicle in Springfield. The weapon was loaded with 24 rounds and had a sear‑selector switch.

A shelter-in-place order was issued Tuesday at the Natick Soldier Systems Center after law enforcement moved onto the base. Employees were told to shelter in place while officials secured the scene.

Police seized a loaded handgun and more than 50 suspected drug bags after responding to a shots‑fired call on Girard Avenue; two men were arrested.

An 18-month-old fell from a second-story opening in Ayer; emergency crews responded and the child and mother were taken to hospital. Officials have not confirmed the child’s condition.

A tree fell onto the Winthrop Elementary School playground Monday, injuring two children and an adult. The playground is closed while investigators work at the scene.

Worcester police say a Pinewood Lane warrant turned up 10 illegal firearms, a Glock switch and trafficking‑level narcotics; two people were arrested and the investigation is ongoing.

A person was detained after shots were reported near the John D. O'Bryant School in Roxbury; police say no injuries were reported. Officers used BHA camera feeds to locate the suspect.

Tewksbury police de‑escalated a May 4 standoff on March Road after a man threatened others; officers used a less‑than‑lethal round and took him into custody. No injuries were reported.

A lumber yard fire in Essex was extinguished within minutes after a rapid multi‑department response; no injuries were reported and investigators are probing the cause.

Norfolk police arrested two people after executing search warrants at a Mirror Lake Avenue apartment and recovering suspected narcotics plus rifles and handguns.

A two‑story building next to a Millis Christmas tree farm was gutted by a large Monday fire; officials have not yet released a cause or damage estimate.