2nd-degree murder charge laid in 2002 death of Terrie Ann Dauphinais

The Calgary Police Service announced Tuesday that Kenneth Dauphinais, 43, hasbeen charged with second-degree murder in thedeath of his estranged wifeTerrie AnnDauphinaisin 2002.

He was arrested on Monday and is scheduled to appear in court again on Friday.

It was a family member who found the 24-year-old Mtiswomandead in her Calgary home on April 29, 2002.Dauphinais' three children were found alive in the house,locked in their rooms.

Police believe she was attacked and killedin the early evening of April 28 or in the early morning hours the next day.

Kenneth Dauphinaisno longer lived with the family at the time. But according to a Crime Stoppersvideo from 2011hewas the last person to see Terrie Ann Dauphinais alive and was long considered a "person of interest."

Police say new information came to light last August, leading to this week's arrest.

"She had a heart of gold," is how Sue Martin describedher daughter in a 2015 interview withCBCNews.

"She loved to bake, she loved to sew...She could pick up a musical instrument and learn how to play it within the hour, like a saxophone, for instance."

• Woman holding sacred ceremony on Victoria Island vows not to leave

Martinbecame anadvocate for missing and murdered women, holding a weeks-longceremony onVictoria Island near Ottawain 2015 in their honour.