A pile of asphalt and presence of heavy machinery at Foss Park alarmed Somervillians this week and led to a rebuke by state representative Mike Connolly.
Transit Police have given until Friday to clear a camp just weeks after a fire threatened its homeless occupants. Some hope to return to Cambridge’s Y2Y shelter.
The organization spoke to fears that ShotSpotter audio could be used by federal agencies for surveillance but not a cited false-positive rate of 82 percent.