The Chicago Cubs will be promoting outfield prospect Nelson Velazquez to Triple-A, according to Britt Ghiroli of The Athletic. The 23-year-old has been mashing at Double-A this year with nine home runs and four doubles over 21 games and 91 plate appearances. He has a .279/.374/.696 slash line on the year. Velazquez is ranked as the team's 16th overall prospect by MLB Pipeline. If he continues raking at Triple-A, we could very well see him make his MLB debut this year. However, he has some plate...