A violent arrest inside a Brooklyn liquor store is under investigation after police said officers took the wrong man into custody. Cellphone video shows two plainclothes NYPD officers punching and kicking Timothy Brown during an undercover drug operation April 14. { } { } (SINISTRATM, GETTY IMAGES, CBS, CBS NEWSPATH)

The New York Police Department has opened an internal investigation after video showed officers punching and kicking a man who authorities initially believed to be a suspect in a drug deal but later s

NYPD Commissioner Jessica Tisch said the incident is under investigation by the department's Internal Affairs Bureau

The Pittsburgh Bureau of Police says it is taking a closer look at a circulating arrest video that appears to show an officer using force, and has now called in outside help. According to the bureau,