Question: Where was the musician from, who released a single  1971 under the name C. Company about a former United States Army officer convicted by court-martial of murdering 22 unarmed South Vietnamese? 
Sentence (from "William Calley"): His initial conviction faced widespread public opposition both due to the campaign circumstances of civilian embedded Viet Cong, and due to Calley being singled out as the sole convicted officer in relation to the massacre.
Relevant evidence: No