Dan Zielinski of BaseballProspectJournal.com breaks down his second MLB draft mock draft of the year. Who should the Pirates select first overall? Is LSU outfielder Dylan Crews the clear-cut top player in this year's draft? What players are moving up? Will the Brewers stick with their strategy of drafting college up-the-middle players? How should the Mariners handle their first three picks in the top 30? Follow Dan Zielinski (@DanZielinski3) and Baseball Prospect Journal (@TheBPJournal) on Twitter. Podcast music courtesy of BenSound.com.