Crimes against humanity are rarely prosecuted successfully, but a Syrian colonel got a life sentence for just that. Documentarian Adithya Sambamurthy explains how Germany is spearheading the effort.

This episode was produced by Haleema Shah, edited by Matt Collette and Noel King, engineered by Paul Mounsey, fact-checked by Laura Bullard and hosted by Sean Rameswaram.

Transcript at vox.com/todayexplained  

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