What date did the Major League Baseball draft, in which Alex Lange was drafted by the Chicago Cubs, begin?
Alex Lange:  He was drafted by the Chicago Cubs with the 30th pick in the 1st round of 2017 Major League Baseball draft. 2017 Major League Baseball draft: The 2017 Major League Baseball (MLB) First-Year Player Draft began on June 12, 2017.
June 12, 2017