The leader of a five-person group believed to be behind the bomb threat against the Germany-Netherlands friendly in Hanover on Tuesday is a German citizen, local media reported on Friday.
Bayern Munich manager Pep Guardiola's former team meets his current employers in a friendly on Wednesday, as the European champions host Barcelona with relations strained between the Spaniard and his ex-club.
Germany failed to break their 15-year-old run without a win over Italy on Wednesday as striker Giuseppe Rossi came off the bench to score a late equaliser and seal Wednesday's 1-1 friendly draw.