Philip Chism, teen acused of murdering Massachusetts teacher, allegedly said "I became the teacher" - CBS News
Victim's pal could show motivation by Philip Chism – Boston Herald
Phillip Chism told police 'trigger word' made him angry at Colleen Ritzer | News | eagletribune.com
Philip Chism, Colleen Ritzer seen in surveillance video before Massachusetts teacher's death - CBS News
New charge for teen murder accused | Stuff.co.nz
Philip Chism seemed down after teacher's death, friend says - The Boston Globe
US student charged after teacher Colleen Ritzer is found dead in woods - BBC News
Student recounts last moments of Colleen Ritzer's life - YouTube
Jurors see video of Colleen Ritzer moments before her slaying – Boston Herald
Teen who killed teacher gets life with chance for parole | WSYX
Teen who raped and murdered his math teacher gets life in prison
Prosecution reject psychosis in case of Philip Chism who killed teacher Colleen Ritzer | Daily Mail Online
64 The death of Colleen Ritzer | Already Gone Podcast – True Crime
Massachusetts affidavit: Details of slaying of teacher Colleen Ritzer | CNN
Jury being picked in teen's trial over math teacher's death | The Seattle Times
Massachusetts Teen On Trial For Raping, Killing Teacher Argues Insanity
Colleen ritzer hi-res stock photography and images - Alamy
Prosecutor names motive in Chism case | Local News | salemnews.com
Teen suspect in murder of teacher Colleen Ritzer left 'hate' note, documents say
Student Says Slain Teacher Asked Philip Chism to Stay After Class for Math Help - ABC News
Prosecution Shows New Video Of Colleen Ritzer Before Resting Case - YouTube
Philip Chism Convicted Of Murder, Rape In 2013 Death Of Teacher Colleen Ritzer | WBUR News
Defense: Teen had psychotic episode during killing of teacher Colleen Ritzer | fox43.com
Gruesome details in Danvers High School teacher slaying case
