William Contreras still in v30 hunt; Salvy Perez notches one on way to maxing

• Michael Busch (Cubs) vs. the Mariners, 3rd/5th, 0 PA

• Lawrence Butler (Athletics) vs. the Nationals, 1st/4th, 12 PA

• William Contreras (Brewers) vs. the Orioles, 2nd/23rd, 15 PA

• Colton Cowser (Orioles) vs. the Brewers, 2nd/2nd, 0 PA

• Elly De La Cruz (Reds) vs. the White Sox, 1st/11th, 0 PA

• Isiah Kiner-Falefa (Blue Jays) vs. the Rockies, 1st/13th, 60 PA

• Salvador Perez (Royals) vs. the Mets, 1st/26th, 34 PA

• Ezequiel Tovar (Rockies) vs. the Blue Jays, 2nd/15th, 15 PA

The Ledger Primer describes what you’re seeing in each Additions post.