Calley’s actions exemplified a broader devaluation of Vietnamese lives.

Evidence

What Calley and others who participated in the massacre did that was different was to kill hundreds of unarmed Vietnamese in two hamlets in a single morning and to kill point-blank with rifles, pistols, and machine guns. … The value of Vietnamese life was systematically cheapened in his mind. — Neil Sheehan, A Bright Shining Lie, 2012

Categorization

• corroborated: 2 independent passages support this claim — Neil Sheehan, A Bright Shining Lie, 2012