The Borussia Dortmund team bus was hit by three explosions this morning on its way to Signal Iduna Park ahead of the side’s Champions League tie against Monaco.
The bombs were detonated at roughly 7pm local time, however “it is not yet possible to say exactly what the explosion was or exactly where something exploded,” a police statement read.
“Currently there is no evidence of a threat to the visitors at the stadium.”
Fans were asked to remain patient and calm inside the Signal Iduna Park and wait until police and authorities deemed it to safe to depart the venue.
Spain international Marc Bartra has been admitted to hospital with a hand injury.
The club confirmed in a tweet that all the other players are safe and there were no safety concerns for people in or outside the stadium.
Dortmund’s CEO Hans-Joachim Watzke said: “There has been an attack with explosives on the team bus.
“The whole team is in a state of shock, you can’t get pictures like that out of your head.
“I hope the team will be in a position to compete tomorrow on the pitch. In a crisis situation like this, Borussia pulls together.”
The first leg of the quarter-final was postponed and will be played at 6.45pm local time tomorrow.