Police used pepper spray and rubber bullets to disperse a downtown march and rally last night by activists protesting an annual police intelligence-training seminar .
Police used pepper spray and rubber bullets to disperse a downtown march and rally last night by activists protesting an annual police intelligence-training seminar .
Police using pepper spray arrested 12 people Monday night at a march and rally by about 400 activists protesting an annual training seminar of the Law Enforcement Intelligence Unit .