Authorities in Colorado are on the lookout for suspects following a shooting at a Halloween celebration that resulted in three fatalities and injured three others, as reported by officials.

The incident occurred shortly after midnight on Friday when police arrived at a residence in Northglenn, a suburb near Denver, after receiving reports of gunfire. Upon arrival, they discovered that the shooting had taken place during a large party hosted at the home.

One individual was declared dead at the location, while five others with gunshot injuries were transported to

According to a statement from the Northglenn Police Department shared on social media, two individuals were pronounced dead after being taken to local hospitals.

The police emphasized that there are currently no suspects in custody and that officers are still present at the location, assuring the public that there are no known threats.

The department indicated that they would withhold the names of the deceased until their families have been informed.

This situation led to a temporary shelter-in-place directive for nearby residents.

In downtown Orlando, a tragic shooting occurred overnight, resulting in the deaths of several individuals and injuries to six others. This incident took place during a Halloween celebration attended by tens of thousands dressed in costumes.

According to the Gun Violence Archive, a nonprofit that tracks such events, there have been over 440 mass shootings in the United States this year alone. They classify mass shootings as incidents involving four or more victims.