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Shawn Ryan Grell, 50, died on April 19 at ASPC-Tucson facility, according to the Arizona Department of Corrections, Rehabilitation and Reentry

He was convicted of dousing his two-year-old daughter with gasoline and setting her on fire

His cause of death has yet to be reported

An Arizona man who was serving a life sentence for pouring gasoline on his two-year-old daughter and setting her on fire has died in prison.

Shawn Ryan Grell, 50, died on April 19 at ASPC-Tucson facility, according to the Arizona Department of Corrections, Rehabilitation and Reentry.

“All inmate deaths are investigated in consultation with the county medical examiner’s office,” the department said.

It's unclear how the inmate died.

Grell picked up his daughter Kristen Salem from her daycare in Dec

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