Diamondbacks manager Torey Lovullo said Tuesday that Kelly has undergone additional testing on his injured back, including a CT scan, Steve Gilbert of MLB.com reports.
Rangers GM Ross Fenstermaker said Tuesday that Walcott could be ready for game action in August, "if all things according to plan" in his rehab from the internal brace procedure he underwent on his right elbow, Shawn McFarland of The Dallas Morning News reports.
Diaz (foot) will be the designated hitter Wednesday and will start at catcher in Friday's Grapefruit League game, Matt Kawahara of the Houston Chronicle reports.
Alvarez will not make his spring debut until "a little bit later" due to normal buildup, per manager Joe Espada, Matt Kawahara of the Houston Chronicle reports.
Tiedemann experienced left elbow soreness after a side session last week and will be shut down from throwing for a week after undergoing an MRI, which came back clean, Arden Zwelling of Sportsnet.ca reports.
Rays manager Kevin Cash said Tuesday that Simpson (hamstring) is tentatively slated to make his Grapefruit League debut Friday, Marc Topkin of the Tampa Bay Times reports.
Sale agreed to a one-year, $27 million contract extension with Atlanta on Tuesday that includes a club option for $30 million in 2028, Jeff Passan of ESPN.com reports.
Diamondbacks manager Torey Lovullo said Monday that the team is still waiting for MRI results on Kelly's back, Jose M. Romero of The Arizona Republic reports.
Manager Dave Roberts acknowledged Monday that Snell (shoulder) is uncertain to be part of the Dodgers' Opening Day rotation while the left-hander remains limited to throwing off flat ground, Katie Woo of The Athletic reports. "Time's ticking, but like I told him the other day, Opening Day is not necessarily a hard and fast target for us," Roberts said of Snell.
Brewers manager Pat Murphy said that Woodruff (lat) will throw a live batting practice session Monday, Todd Rosiak of the Milwaukee Journal Sentinel reports.
Caballero did some training at Driveline Baseball this offseason, where he focused on increasing his bat speed, Chris Kirschner and Brendan Kuty of The Athletic report.
Sale topped out at 96 mph with his fastball in his first game action of the spring Sunday, allowing two hits and striking out three over two scoreless innings against the Twins, Chad Bishop of the Atlanta Journal-Constitution reports.
Pirates senior director of sports medicine Todd Tomczyk said Monday that Jones (elbow) should be ready for game action when he's eligible to return from the 60-day injured list in late May, Kevin Gorman of TribLive.com reports.
Holliday said Monday that he's been cleared to field groundballs and take one-handed swings after having stitches removed from his right hand, Jake Rill of MLB.com reports.