The fire burned more than 50 acres Wednesday afternoon.
Excerpts from the Swampscott Police Department log.
The threat comes after violent protests in Baltimore following the death of a 25-year-old man who died while in police custody.
Police responded to the Walgreen’s on Paradise Road Swampscott after the manager reported the incident.
An issue with accuracy of the tests has suspended the use of them in cases until further notice.
Swampscott police have responded to several reports of gunshots in recent weeks.
The checkpoints will be "operated during varied hours."
Residents in town have received phone calls from individuals claiming to be from the Internal Revenue Service.
No one was injured in the Wednesday afternoon blaze.