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Mark Chiarelli

Mark Chiarelli

Seriously, Esmerlyn Valdez?
21 hours ago

Seriously, Esmerlyn Valdez?

Plus: Every pitching prospect who added at least 2 mph in 2025

Mark Chiarelli
Mark Chiarelli
Esmerlyn Valdez Enters Rare Territory
Oct 20, 2025

Esmerlyn Valdez Enters Rare Territory

Plus: Trey Yesavage pitches to Toronto to Game 7, early Winter League notables and more.

Mark Chiarelli
Mark Chiarelli
Bradfield Jr. Makes Incredible Catch
Oct 17, 2025

Bradfield Jr. Makes Incredible Catch

Plus: A trio of well-regarded arms continue to impress in Arizona.

Mark Chiarelli
Mark Chiarelli
Rockies Fans, Here’s Reason To Smile
Oct 16, 2025

Rockies Fans, Here’s Reason To Smile

Plus: Esmerlyn Valdez continues his red-hot start in Arizona.

Mark Chiarelli
Mark Chiarelli
Owen Ayers Continues Scorching AFL Start
Oct 15, 2025

Owen Ayers Continues Scorching AFL Start

Plus: Sebastian Walcott gets shut down & six other top performers from Tuesday's slate.

Mark Chiarelli
Mark Chiarelli
10 Hottest AFL Prospects
Oct 14, 2025

10 Hottest AFL Prospects

Plus: We're answering your prospects questions at 2 p.m. ET.

Mark Chiarelli
Mark Chiarelli
A's, D-backs Arms Show Off High-Octane Stuff
Oct 10, 2025

A's, D-backs Arms Show Off High-Octane Stuff

Plus: Farm systems that got the most production from young players in 2025.

Mark Chiarelli
Mark Chiarelli
Pirates Slugger Enjoys Early AFL Power Surge
Oct 09, 2025

Pirates Slugger Enjoys Early AFL Power Surge

Plus: Seaver King comes up just short of a cycle.

Mark Chiarelli
Mark Chiarelli
Watch Daniel Espino's AFL Debut
Oct 08, 2025

Watch Daniel Espino's AFL Debut

Plus: J.J. Cooper's deep dive into why velocity really matters for starting pitchers.

Mark Chiarelli
Mark Chiarelli
Padres RHP Opens Eyes On AFL Opening Day
Oct 07, 2025

Padres RHP Opens Eyes On AFL Opening Day

Plus: Jacob Misiorowski throws 31 pitches 100+ mph in the Brewers' NLDS win.

Mark Chiarelli
Mark Chiarelli
Our daily free prospect report provides updated stats and analysis every Monday through Friday during the season.

Baseball America Prospect Report

Our daily free prospect report provides updated stats and analysis every Monday through Friday during the season.

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