FRESNO (CBS/AP) – A homeless man in Fresno met a horrific, tragic death when he was burned alive inside the bus he considered his home.

Witnesses describe seeing Feliciano Franco trapped in the back of the burning bus, pounding on a window and begging for help before he died.

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Investigators told KSEE the fire started near the front of the bus and was likely caused by cooking or smoking.

Witnesses say Franco was in his 40s and homeless; the Eastside Church of God had let him live in the bus parked next to the church building.

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Fresno Deputy Fire Marshal Don MacAlpine says Franco had been talking with church members shortly before the fire.

Jack Cervantes said he knew Franco most of his life.

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“He was a nice guy, didn’t bother nobody, just going to and from the church, he does what he does”