Exclusive | Cops eye possible motive for slaying of New York Times tech exec after interviewing his in-laws as haunting mugshots released

Investigators are eyeing accusations of child abuse and domestic violence in a search for possible motives for the alleged slaying of a New York Times tech executive in a park allegedly at the hands of his in-laws, The California Post has learned.Shouyong Zhang and Shili Chen, both 77, allegedly shot dead Jonathan McKinsey, 40, the newspaper’s head of engineering for games player experience, in the parking lot of Dublin Sports Grounds around 3.p.m Saturday.Haunting mugshots show Zhang and Chen in custody at Santa Rita Jail, where they were booked early Sunday.Both arrestees face charges of murder, conspiracy, willful discharge of a firearm with gross negligence and child abuse against both arrestees. Cops have zeroed in on a family conflict as a possible motive for the shocking crime that saw both halves of the elderly couple allegedly open fire on McKinsey, killing the Berkeley-educated Gray Lady exec in broad daylight.Now that court and law enforcement records have emerged detailing allegations of child abuse against McKinsey, along with reports of domestic violence against his wife, Candice Jang, investigators are looking at revenge as a possible reason for the bizarre murderSources close to the investigation said its possible Zhang and Chen opened fire on McKinsey as retribution for alleged misdeeds against his child and Jang, who reported told police that McKinsey struck their child and bruised her arm in a heated dispute.Zhang and Chen have both given interviews to police, but it’s not clear what they said.A spokesman for Dublin Police Services said cops are still investigating  their motive for the crime.“Part of our investigation is looking for motives from all angles, as well as looking at the histories and relationships of everyone involved and associated with the victim and suspects,” said Capt.

Miguel Campos.The legal evidence suggesting trouble in the home of McKinsey and Jang was buttressed by a chilling post on social media directed at McK...