Question: What author, pastor, and former US Army Ranger co-authored three books with Alton Gansky?
Sentence (from "Jeff Struecker"): Jeffrey D. Struecker (born March 7, 1969 in Fort Dodge, Iowa) is an author, pastor, and former U.S. Army Ranger who was involved in the Battle of Mogadishu in 1993.
Relevant evidence: Yes