White Sox Prospect Primer: Rebuild in bloom

Jimenez, Cease closing in on South Side; Madrigal not far behind

Eloy Jimenez will head back to Triple-A Charlotte to begin the season but likely won't be there long. (Laura Wolff/Charlotte Knights)

By Rob Terranova | March 20, 2019 10:03 AM ET

The White Sox rebuild is flourishing because of key acquisitions like Eloy Jimenez and Dylan Cease, and solid Draft selections such as Nick Madrigal and Steele Walker.

Rob Terranova is a contributor to MiLB.com. Follow him on Twitter, @RobTnova24. This story was not subject to the approval of the National Association of Professional Baseball Leagues or its clubs.

Red Sox Prospect Primer: Power up top

Dalbec, Chavis set to slug in upper levels for reigning champs

Bobby Dalbec was second in the Minors with 70 extra-base hits and 109 RBIs while reaching Double-A last year. (Zachary Roy/MiLB.com)

By Josh Jackson | March 20, 2019 10:02 AM ET

Although the Red Sox system isn't as deep as it was, top prospects like Michael Chavis, Triston Casas, Brandon Howlett, Darwinzon Hernandez and Bobby Dalbec are looking to turn in a productive season.

Josh Jackson is a contributor to MiLB.com. Follow and interact with him on Twitter, @JoshJacksonMiLB. This story was not subject to the approval of the National Association of Professional Baseball Leagues or its clubs.

Cubs Prospect Primer: Tight at the top

Hoerner, Amaya grabbing spotlight; Marquez takes steps forward

Nico Hoerner, the No. 24 overall pick last June, finished the 2018 season with a 1.021 OPS in 14 games. (Freek Bouw/Phrake Photography)

By Gerard Gilberto | March 20, 2019 10:02 AM ET

From Miguel Amaya's tools behind the plate to the emergence of 2018 first-rounder Nico Hoerner, top Cubs prospects are putting elite talent on full display.

Gerard Gilberto is a contributor to MiLB.com. Follow and interact with him on Twitter, @GerardGilberto4. This story was not subject to the approval of the National Association of Professional Baseball Leagues or its clubs.

Reds' Senzel impressing at new position

No. 6 overall prospect battling for Opening Day roster spot

Nick Senzel is batting .300 with three doubles and three RBIs in 10 Cactus League games. (David Monseur/MiLB.com)

By Katie Woo | March 20, 2019 12:28 AM ET

The position may be new to him, but top Reds prospect Nick Senzel is still in the mix to become the team's Opening Day center fielder.

Katie Woo is a contributor to MiLB.com. Follow her on Twitter @katiejwoo. This story was not subject to the approval of the National Association of Professional Baseball Leagues or its clubs.

Overlooked amateur Murphy thriving as pro

Undrafted out of high school, backstop now on Athletics doorstep

Catcher Sean Murphy finished last season with Triple-A Nashville after missing time with an injury. (Mike Strasinger/Nashville Sounds)

By Tyler Maun | March 19, 2019 9:26 PM ET

Oakland's No. 3 prospect Sean Murphy was undrafted and barely recruited out of high school. Five years later, he's one of the top catching talents in baseball.

Tyler Maun is a contributor to MiLB.com. Follow him on Twitter @TylerMaun. This story was not subject to the approval of the National Association of Professional Baseball Leagues or its clubs.

Braves' Riley breaks out the power

No. 38 overall prospect belts first Grapefruit League homer

Austin Riley slugged 71 homers in his first four professional seasons, including 19 across three levels in 2018. (John Raoux/AP)

March 19, 2019 7:48 PM ET

Braves No. 5 prospect Austin Riley hit his first spring homer while going 2-for-3 with two runs scored in a 3-2 Grapefruit League loss to the Nationals on Tuesday.

This story was not subject to the approval of the National Association of Professional Baseball Leagues or its clubs.

AFL to begin earlier, open up player pool

MLB announces sweeping changes to developmental circuit

The Arizona Fall League could have a very different look and feel during its 2019 season. (Freek Bouw/Phrake Photography)

By Sam Dykstra | March 19, 2019 1:35 PM ET

Major League Baseball announced big changes to the Arizona Fall League for the 2019 season, including moving up the schedule and opening up the roster restrictions.

Sam Dykstra is a reporter for MiLB.com. Follow and interact with him on Twitter, @SamDykstraMiLB. This story was not subject to the approval of the National Association of Professional Baseball Leagues or its clubs.

Astros reassign Alvarez to Minors camp

No. 44 overall prospect expected to open season at Triple-A

Yordan Alvarez has hit 33 home runs over 194 career games in the Minor Leagues. (Aaron Provencio/Fresno Grizzlies)

By Sam Dykstra | March 19, 2019 11:47 AM ET

The Astros reassigned No. 44 overall prospect Yordan Alvarez to Minor League camp Tuesday. The 21-year-old outfielder is likely to open the 2019 season with Triple-A Round Rock.

Sam Dykstra is a reporter for MiLB.com. Follow and interact with him on Twitter, @SamDykstraMiLB. This story was not subject to the approval of the National Association of Professional Baseball Leagues or its clubs.

Toolshed: Floridian prospect impressions

Wright, Toussaint fight for rotation; Franco flashes hit tool

Kyle Wright made four relief appearances with the Braves last season but has yet to make a Major League start. (Joe Robbins/Getty Images)

By Sam Dykstra | March 19, 2019 11:15 AM ET

Following his one-week swing through the Grapefruit League, MiLB.com's Sam Dykstra presents the prospects who stood out at each of his Spring Training stops in Florida.

Sam Dykstra is a reporter for MiLB.com. Follow and interact with him on Twitter, @SamDykstraMiLB. This story was not subject to the approval of the National Association of Professional Baseball Leagues or its clubs.

Orioles Prospect Primer: Diaz in tow

Hays, Hall, Harvey set tone for ongoing rebuild in Baltimore

Yusniel Diaz batted .333 with a homer and seven RBIs in 14 Grapefruit League games. (David Monseur/MiLB)

By Chris Bumbaca | March 19, 2019 10:12 AM ET

With a new leadership group in charge, the Baltimore Orioles find themselves in the middle of a rebuild, making the development of their Minor Leaguers all the more important.

Chris Bumbaca is a contributor to MiLB.com. Follow him on Twitter @BOOMbaca. This story was not subject to the approval of the National Association of Professional Baseball Leagues or its clubs.