MLB Transactions from August 16, 2016

Kansas City Royals sent RHP Kris Medlen on a rehab assignment to AZL Royals.
San Francisco Giants signed free agent RHP Joe Nathan to a minor league contract.
Detroit Tigers recalled Steven Moya from Toledo Mud Hens.
Los Angeles Angels sent Sean Coyle outright to Arkansas Travelers.
Colorado Rockies recalled Christian Bergman from Albuquerque Isotopes.
Colorado Rockies placed RHP Tyler Chatwood on the 15-day disabled list retroactive to August 15, 2016. Upper back strain.
Toronto Blue Jays activated LF Ezequiel Carrera from the 15-day disabled list.
Toronto Blue Jays designated RF Junior Lake for assignment.
Seattle Mariners recalled Cody Martin from Tacoma Rainiers.
Seattle Mariners placed LHP James Paxton on the 15-day disabled list retroactive to August 8, 2016. Left elbow contusion.
Arizona Diamondbacks optioned Socrates Brito to Reno Aces.
Arizona Diamondbacks selected the contract of RF Mitch Haniger from Reno Aces.
Texas Rangers sent RHP Tanner Scheppers on a rehab assignment to Frisco RoughRiders.
Tampa Bay Rays sent RHP Chase Whitley on a rehab assignment to Charlotte Stone Crabs.
Tampa Bay Rays sent OF Oswaldo Arcia on a rehab assignment to Charlotte Stone Crabs.
Toronto Blue Jays signed free agent RHP John Straka to a minor league contract.
Oakland Athletics sent RHP Jesse Hahn on a rehab assignment to Nashville Sounds.
Miami Marlins optioned RHP Austin Brice to New Orleans Zephyrs.
Miami Marlins recalled Jose Urena from New Orleans Zephyrs.
San Diego Padres recalled Kevin Quackenbush from El Paso Chihuahuas.
San Diego Padres optioned Leonel Campos to El Paso Chihuahuas.
Boston Red Sox sent RHP Brandon Workman on a rehab assignment to Portland Sea Dogs.
Los Angeles Dodgers sent LHP Adam Liberatore on a rehab assignment to Oklahoma City Dodgers.
New York Mets sent SS Asdrubal Cabrera on a rehab assignment to St. Lucie Mets.
Cincinnati Reds recalled Tim Adleman from Louisville Bats.
Cincinnati Reds placed RHP Michael Lorenzen on the bereavement list.
Milwaukee Brewers placed RHP Michael Blazek on the 15-day disabled list retroactive to August 14, 2016. Right forearm strain.
Milwaukee Brewers recalled RHP Damien Magnifico from Colorado Springs Sky Sox.
Milwaukee Brewers recalled Tyler Cravy from Colorado Springs Sky Sox.
St. Louis Cardinals placed RHP Seth Maness on the 15-day disabled list retroactive to August 14, 2016. Right elbow strain.
St. Louis Cardinals recalled Sam Tuivailala from Memphis Redbirds.
Chicago Cubs activated RHP Trevor Cahill from the 15-day disabled list.
Texas Rangers recalled Ryan Rua from Round Rock Express.
Texas Rangers placed RF Shin-Soo Choo on the 15-day disabled list. Fracture in his left forearm.
Atlanta Braves traded SS Erick Aybar to Detroit Tigers for Mike Aviles and C Kade Scivicque.