He kills a neighbor, seriously wounds a lieutenant colonel and barricades himself in a house in Santovenia de Pisuerga

The man who barricaded himself in a house in

(Valladolid) with a rifle and at least one hostage and who allegedly murdered a person this morning is called

, is known as

and has a criminal record.

El Chiqui

also seriously injured a member of the Civil Guard's Special Intervention Unit (UEI) early in the morning when they tried to negotiate with him and free the hostage.

This is the

responsible for the UEI, who has been shot in the head and has been transferred by ambulance at around 08:45 am to the Clinical Hospital of Valladolid.

His condition is very serious.

The events occurred at 01:45 a.m. this Friday, when 112 received a call from the Civil Guard alerting of a gunshot wound at the confluence of Alfredo Martín and Marqués de San Felices de Santovenia de Pisuerga streets.

Minutes later, the wounded man, named Dionisio Alonso, 45, married with two children, would die.

The alleged aggressor and the victim lived in the same block of flats in Santovenia de Pisuerga, a town of 4,300 inhabitants located a couple of kilometers from Valladolid.

The widow of the deceased has explained to Cadena Ser Valladolid what was the trigger for the event: "It was

that I had with the woman and yesterday the sister came ... ", she said through tears.

"They had flat tires and they think it's me or my son."

The confrontation began a few hours before

drew the rifle and shot Dionisio, when both families had a confrontation with blows.

The deceased had to go to the emergency room to be treated and when he returned, at dawn, he found that

was waiting for him with a gun.

After presumably ending Dionisio's life, the aggressor barricaded himself in his home, a ground floor apartment where, according to local residents to elmundo.es,

and his family would be squatting.

The sub-delegate of the Government in Valladolid,

, explained to the Efe agency that the man has at least one hostage, although there could be some more and that the cause of the event may be related to a matter of "jealousy".

Agents of the UEI of the Civil Guard moved to the town at dawn, cordoned off the area and asked the neighbors not to approach due to the dangerousness of the subject.

"They haven't let us leave the town until a while ago," said a neighbor mid-morning.

When the agents tried to negotiate with the entrenched man, he responded with a

that hit the person in charge of the operation.

"At a quarter to nine the ambulance passed by and wounded the lieutenant colonel," says a resident of Santovenia, where

does not enjoy a very good reputation.

"We know him little because he is not people with whom we relate," several neighbors respond when we ask them

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• Articles Ana Maria Ortiz