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One of the world’s leading crusaders against genocide comes to Chicago with an important message.

Fr. Patrick Desbois heads a group dedicated to finding hidden holocaust mass graves. On Sunday morning, he toured the Illinois Holocaust Museum in Skokie before speaking at a special event at Niles North High School.

Desbois is on a mission to get more people involved in combating human atrocities around the world.

He is on a two-week tour throughout the United States.