Surveillance questions: “St. Louis police acknowledged this month that they are using a controversial device that allows them to track cellphones, but won’t name the brand or explain how it works, according to court documents filed last week.” [St. Louis Post-Dispatch]

Raid suit resolved: “A civil rights case over a raid on a Florida barbershop has settled for $125,000, leaving unresolved a federal appeals question about whether law enforcement officers can be liable for constitutional violations committed by other officers.” [Daily Business Review]