Cambridge police used pepper spray twice in August, with different responses to inquiries about the incidents.
In one incident, residents were forced from their homes after police used pepper spray to dislodge a suspect, but were unsuccessful. Police Commissioner Christine Elow said police wouldn't use the chemical again in a similar situation.
In another incident, at a Harvard Square demonstration, police arrested three people and used pepper spray, claiming it was to stop protesters from assaulting officers.
Police wouldn’t use the chemical again in a similar situation.
Author's summary: Cambridge police face questions about protest handling and pepper spray use.