Disturbing video has been released showing a police officer pepper spraying an 84-year-old black woman inside her home in the US state of Oklahoma.
Another case of police brutality occurred in North Carolina. Policeman shot a deaf-mute local man near his home because he did not understand sign language.
Two-thirds of young blacks and 4 in 10 Latinos in the US say that they or someone they know has experienced police violence or harassment by law enforcement officers, according to a new poll.
The surge in violent attacks on American police officers shows how deep the American public has grown frustrated and angry with excessive use of force by the law enforcement, says Abayomi Azikiwe,