Girlfriend pleads not guilty to officer's murder

Accused slain cop's girlfriend maintains innocence | Nightline

'A huge heart': Family, fellow officers mourn death of Boston Police Officer John O'Keefe

Karen Read Laughs, Giggles as Defense Points Out Errors in Lead Detective’s Reporting

Boston Cop Killed Suspect Karen Read Speaks Out

Defense asks judge to recuse herself in Karen Read murder case

Ohio Man Mouths Off to Cops After Killing Deputy: Police

Karen Read Appears in Court Ahead of Murder Trial

Prime Crime: Karen Read Accused of Killing Boyfriend After Night of Partying

Parents of Karen Read, woman charged in Boston officer’s death: ‘My daughter will be free’

Hearing for Boston Cop Girlfriend Charged With Murder

Karen Read Free On $50,000 Bail In Death Of Boyfriend Boston Police Officer John O'Keefe

Karen Read denies killing Boston police officer John O'Keefe, says 'we know who did it'

Karen Read Free On $50,000 Bail In Death Of Boyfriend Boston Police Officer John O'Keefe

Karen Read Case: Motions Hearing Alleges 'Significant Relationships'

EXCLUSIVE: Security Video Released in Karen Read Case

Defense attorneys for Karen Read accuse prosecution of withholding evidence in John O'Keefe murder c

Unaired Video of Karen Read Requested by Prosecutors

MA v Karen Read: Officer John O'Keefe's Brother Testifies

Karen Read, accused of killing boyfriend in Canton, in court for hearing

'No one could prove that she did this crime,' Karen Read jury foreman says