A bus driver hired to transport the Pittsburgh Pirates from Chicago to Milwaukee has been arrested and charged with DUI after a police escort stopped the vehicle Thursday night.

After losing to the Chicago Cubs, the Pirates boarded a bus for the trip to American Family Field to play the Brewers.

A Pittsburgh Pirates baseball cap on the dugout bench during a game at Nationals Park on April 29, 2023, in Washington, DC (Randy Litzinger/Icon Sportswire via Getty Images)

An Illinois State Police escort said she decided to stop the bus after noticing erratic driving.

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Police said the driver, later identified as Ronald E. Funderburke, 61, of North Carolina, showed various signs of impairment.

A concerned police officer initially called for an ambulance in case there was a medical emergency.

Milwaukee Brewers player runs the bases

Joey Wiemer (28) of the Milwaukee Brewers runs the bases after hitting a home run against the Pittsburgh Pirates during the sixth inning at American Family Field on June 16, 2023 in Milwaukee. (Stacy Revere/Getty Images)

Funderburke was working as a contractor and has no direct affiliation with the team.

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Brian Warecki, the Pirates’ senior vice president of communications, confirmed the incident, saying, in part, «We are deeply concerned about what happened last night.»

Pittsburgh Pirates player hits a ball

Ke’Bryan Hayes of the Pittsburgh Pirates hits out during the seventh inning against the Milwaukee Brewers at American Family Field on June 16, 2023 in Milwaukee. (Stacy Revere/Getty Images)

Warecki added that there were no injuries.

«The important thing is that all of our personnel arrived in Milwaukee safely… We are now in communication with the appropriate parties regarding this matter.»

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After arriving in Milwaukee, the Pirates lost 5-4 to the Brewers on Friday night.