An 18-year-old boy was seriously injured this Sunday after an assault with a knife in the Usera Metro, sources from Madrid Emergencies have informed Europa Press.

The event occurred around 7:00 a.m., when the emergency teams received a notice of an 18-year-old male with a stab wound to his left shoulder.

A Samur-PC team has moved to the place, which has stabilized the young man, whose wound could also affect the thoracic region.

Subsequently, the injured man was transferred in serious condition to the Hospital 12 de Octubre, while the National Police investigates the facts.