sentences:  Winkler was born August Henry Winkeler to Bernard J. Winkeler (September 28, 1862- November 23, 1928) and Mary K. (June 1, 1862- March 5, 1923) in Lemay, Missouri of German descent; he was a brother to Clara (April 21, 1895 – June 23, 1987), Jacob C. (1893-1961) and Anna C. (1890-1960).In September 1917, at the age of 16, Winkler enlisted in the U.S. Army Ambulance Corps and served on the Western Front with the 91st Infantry Division.After his return to America, Winkler joined up with the notorious Egan's Rats gang.