Astros acquire Zack Greinke from Diamondbacks  —  In what is now the biggest trade to have been made this month, the Astros have acquired starter Zack Greinke from the Diamondbacks, The Athletic's Ken Rosenthal reports.  Per Joel Sherman of the New York Post, the D-Backs will receive 1B/OF Seth Beer …

Who's staying?  Who's going?  Here are the storylines to watch on trade deadline day 2019  —  General managers, you're on the clock.  Wednesday is the last day for baseball trades until the offseason.  Here are the main storylines to follow on Deadline Day 2019:  —  The Yankees

Braves Acquire Shane Greene  —  The Braves have acquired right-handed closer Shane Greene from the Tigers for left-hander Joey Wentz and outfielder Travis Demeritte, per an announcement from Atlanta.  —  Greene has posted excellent results this year, but as a reliever with waning control …

Nationals To Acquire Hunter Strickland  —  The Nationals will acquire reliever Hunter Strickland from the Mariners, according to Mark Feinsand of MLB.com.  Lefty Aaron Fletcher's going to Seattle in return.  —  Strickland's the third reliever of the day heading to the bullpen-needy Nationals.

Brewers, Rays Agree To Swap Aguilar, Faria  —  The Rays and Brewers have agreed to a trade sending first baseman Jesus Aguilar from Milwaukee to Tampa Bay, ESPN's Jeff Passan reports (Twitter links).  Milwaukee is acquiring right-hander Jake Faria in return.

Brewers To Acquire Drew Pomeranz, Ray Black  —  1:27pm: ESPN's Jeff Passan tweets that hard-throwing righty Ray Black will also go to Milwaukee.  —  1:25pm: Lefty Drew Pomeranz is one player headed to the Brewers in the swap, tweets Ken Rosenthal of The Athletic.

Report: Trevor Bauer Traded to Reds, Yasiel Puig to Indians in Three-Team Deal  —  Trevor Bauer is headed to the Reds as part of a three-team deal with the Indians and Padres.  —  The Indians have traded ace righthander Trevor Bauer to the Reds, according to ESPN's Jeff Passan.

Reds beat Pirates 4-1, both teams behave day after brawl  —  CINCINNATI (AP) — Clint Hurdle and David Bell had little interaction while exchanging lineup cards one day after their teams fought on the field, and the Pirates and Reds were on good behavior Wednesday during Cincinnati's 4-1 victory …

Rangers Acquire Nate Jones  —  The Rangers announced that they've acquired right-hander Nate Jones, international bonus allotments and cash from the White Sox in exchange for minor league right-handers Joe Jarneski and Ray Castro.  —  It's an unexpected swap, as Jones landed on the 60 …

Diamondbacks Acquire Zac Gallen From Marlins For Jazz Chisholm  —  2:10pm: The deal is now official.  —  1:48pm: The Diamondbacks and Marlins have reportedly struck a deal involving two intriguing young players.  Righty Zac Gallen is going to Arizona and shortstop Jazz Chisholm heading to Miami in return …

Dodgers Acquire Jedd Gyorko  —  3:33pm: Southpaw Tony Cingrani is heading to St. Louis, likely for salary relief (as he's out for the year), along with righty Jeffry Abreu.  The Dodgers also obtain international spending capacity and cash considerations in unannounced amounts.

David Robertson To Undergo Season-Ending Surgery  —  Phillies reliever David Robertson has suffered a setback in his recovery from a flexor strain and will require season-ending right elbow surgery, Scott Lauber of the Philadelphia Inquirer was among those to report.  A Tommy John procedure is a possibility for Robertson.

Twins To Acquire Sam Dyson  —  The Twins have acquired reliever Sam Dyson from the Giants, according to Dan Hayes of The Athletic.  Tommy Birch of the Des Moines Register was first to report rumblings of the deal.  According to Birch, prospects Prelander Berroa, Jaylin Davis and Kai-Wei Teng will head to the Giants in the swap.