abuja police official defend unit nigeria police force accuse human right violations say many claim brutality unfounded country need defend violent crime social media campaign call special anti-robbery squad sars disband gather pace recent days people share stories allege maltreatment unit officer well photograph videos lawmakers senate upper house parliament vote tuesday open investigation allegations nigerian police dog accusations human right abuse years police force repeatedly deny wrongdoing check allegations ... somebody else say something happen another person say abayomi shogunle head nigeria police force complaints unit reach people tell us victim tell us place take place tell us date time forthcoming say shogunle assistant police commissioner social media campaign gather pace video circulate social media youths chase police man allegedly shoot dead officer commercial capital lagos reuters could verify whether incident take place detail video footage film campaign see endsars hashtag trend twitter monday prompt head police force announce immediate re-organisation sars nationwide investigation abuse allegations shogunle say specialist crime unit need country kidnap ransom common problem regions along burglary clash semi-nomadic herdsmen farmers herd right also lead bloodshed central northern part country 30 people kill clash northeastern town last month question replace perform tough difficult life-threatening duties sars perform moment say street protest also plan nigerian cities go long time crazy people actually suppose friend protect ones assault abuse say charles oputa plan hold event capital abuja say believe restructure announce country police chief would take place nigerian police official defend unit brutality accusations