New details emerge as manhunt continues for man accused of killing ex-wife

HOUSTON, Texas (KTRK) -- The man wanted in a bloody crime spree that spanned across northeast Harris County continues to elude law enforcement.

Russell Cormier, 53, is charged with killing his ex-wife Fannie McWhite. He is also suspected of killing Thornton Jack Bivens, and then shooting his neighbor Roshal Barley.

Cormier was last seen at 4:30 a.m. Tuesday, moments after allegedly shooting his neighbor, then driving off in a Dodge Stratus.

New charging documents revealed that on Monday, a neighbor heard Cormier threaten McWhite.

"I'm going to shoot your son," the document read.

According to the documents, she replied "no, no," to which he asked, "Well, how do you like this?"

Moments later, she was shot.

RELATED: Man wanted for killing ex-wife linked to two other shootings

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Man wanted for killing ex-wife is still on the run in Harris County, Tracy Clemons reports.

Documents also show McWhite's adult son, who was home at the time, told authorities he had been threatened by Cormier in the past.

Law enforcement sources close to the investigation told Eyewitness News that authorities have followed up on a number of tips, but have encountered dead ends. They are currently working to track down friends through an old Facebook account, as well as looking through any phone activity.

If you have information on Cormier's whereabouts, you are asked to call Crime Stoppers at 713-222-TIPS.

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