Gas cylinder blast in Italy's Milan: The area has been sealed

There was a big explosion in the Italian city of Milan on Thursday. Police said that some vehicles have caught fire. According to the police – this blast took place in a van. The area has been sealed. The case is being investigated. Till now it is not clear what kind of damage has been done in the blast. Fire and smoke are visible from a distance.
According to the website of the Italian newspaper 'La Repubblica' - some gas cylinders were kept for delivery in the van in which the explosion took place. This van was being taken to the parking lot, during which a cylinder exploded. At the moment, there is information that one person has been injured. A nearby school and a nursing home have been evacuated. Four cars caught fire, it has been doused.
There was an explosion in a residential building on Thursday afternoon in Rettingen city of Germany. There is news of 10 people injured in this. Many police officers are also involved in this. According to the police, all the injured are being taken to the hospital. Till now it is not clear what is the reason for the blast. However, people present on the spot say that helicopters have been sent over to the building for rescue and police have been deployed in the area.