Arlene Connolly O'Neill was a beloved presence in the Yonkers community where she was a lifelong resident.

The Yonkers police said Sean O'Neill, a retired New York Police Department officer, killed his wife Arlene, an Eastchester teacher, and then himself after there had been an apparent dispute.

Tributes flowed in for Arlene Connolly O'Neill, a fifth-grade teacher in Eastchester, after she was shot and killed in a murder suicide Wednesday.

Mourners are paying their final respects to Arlene O'Neill, a mother and teacher killed last week in a suspected murder-suicide.

Retired NYPD Det. Sean O'Neill shot and killed his wife Arlene O'Neill before dying by suicide Wednesday, Yonkers Police say.

Wake services for beloved Eastchester teacher Arlene Connolly O'Neill will take place Tuesday, Oct. 22., with a funeral set for the next day.

Arlene Connolly O'Neill was a beloved presence in the Yonkers community where she was a lifelong resident.

A GoFundMe has been launched for the sons of Arlene Connolly O'Neill after she was killed by her husband in an apparent murder-suicide in Yonkers.

Arlene Connolly O’Neill, 47, was seen posing with the couple’s three sons in a smiling photo on her Facebook page.