Police and Borussia Dortmund officials confirmed that an incident occured near the team's bus Tuesday. One person was injured.
A police spokesman told the Associated Press that three explosions hit the Dortmund bus.
Borussia Dortmund were scheduled to play Monaco in a Champions League quarterfinal later today, but the match has been postponed until 12:45 p.m. EST Wednesday.
Dortmund center back Marc Bartra has reportedly been taken to the hospital with a cut on his hand, but his injuries are reported to be superficial. Authorities say there is no immediate danger around the stadium.
Below is a photo of the Dortmund bus. The back windows have been shattered:
Update: per the Guardian, local police are working under the assumption these were serious explosices.