MLB commissioner Rob Manfred said Tuesday that the potential of the Tampa Bay market makes it worth waiting — to a certain, undefined point anyway — for the Rays to work out a new stadium deal, and he remains optimistic of an agreement.

The city of Arlington has formalized a plan to refinance its AT&T Stadium debt to help pay for the city’s half of the new $1 billion retractable-roof stadium for the Texas Rangers.

Preparations are underway for Major League Baseball’s All-Star Game. And it isn’t just a game, but a three-day extravaganza with Fan Fest and the Home Run Derby rolled in. For security at the events, metal detectors will be moved outside the building to create a larger security zone.

The A’s were ready to talk money. With the predictably of a 3-0 fastball, the news was encouraging. According to a study by the Bay Area Council Economic Institute, the team’s proposed new stadium — there are three sites under consideration — would stuff the pockets of Oakland residents and businesses to the tune of $3.05 billion over the first decade of facility operations.

The A’s search for a new home in Oakland has narrowed to three locations, but the team appears to have strong interest in a 13-acre site near downtown that is now the headquarters of the Peralta Community College District.

Since before the late Dave Niehaus threw out the ceremonial first pitch on the day it opened, the emerald jewel of a stadium in the Sodo district has been known as Safeco Field. But that will change after the 2018 season.

Kennesaw State and Jacksonville State will play each other in 2018, but the game won’t take place on the traditional gridiron. On Friday, Kennesaw State announced that its game against the Gamecocks next season will be played at SunTrust Park, the new home of the Atlanta Braves that opened in April of this year.

A lucrative events contract at the heart of the Arizona Diamondbacks’ lawsuit to leave Chase Field is expiring, leaving open a possibility: Could Maricopa County craft a new agreement that entices the team to stay?

At about 10:57 p.m. on May 16, a 42-year-old man named Rick Garrity was exiting Wrigley Field in Chicago when he apparently tried to climb a 36-inch rail on a ramp leading from the upper deck, according to Chicago Cubs and police officials.

After the Ricketts family purchased the Cubs in 2009, team President Crane Kenney offered Tom Ricketts two items for his windowless office — a mousetrap and a fly swatter.