Update 8:18 p.m. Monday
Yellowstone County SWAT and Billings Police obtained a search warrant Monday for a home on Monroe Street connected to the Sunday afternoon shooting.
The suspect involved with the shooting has not been located as of Monday evening, according to Billings Police.
SWAT and Billings Police had surrounded the home Sunday night in an attempt to locate the suspect, but did not find the suspect.
Watch the Monroe Street neighbors react:
According to a press release from Billings Police, the victim of the shooting was a 47-year-old man who was transported to the hospital Sunday afternoon with multiple gunshot wounds.
Billings Police say investigators determined the victim and suspect knew each other prior to the shooting.
The investigation is ongoing.
Update 9:58 p.m. Sunday
SWAT raided the Billings home around 7:30 p.m. Sunday, but did not find the suspect inside.
Billings Police are continuing to search for the suspect. Police say they are continuing their investigation near the 100 block of Monroe Street.
The area around the home on North 23rd Street and First Avenue North is no longer a threat, but police have taped off the home as a crime scene.
BILLINGS — Billings police are investigating a shooting Sunday afternoon near North 23rd Street and First Avenue North in downtown Billings.
Police said one man was taken to the hospital with a gunshot wound. His condition has not been released.
Officers responded to the area before SWAT took over the scene. Police said a man is believed to be barricaded inside a home.
Watch the Sunday night coverage:
Several surrounding homes were asked to shelter in place as officers worked the scene.
Billings police alerted the public just after 3:30 p.m. Sunday, asking people to avoid the area while officers and SWAT responded.

Road closures and police activity stretched from First Street West to Third Street West, with areas near North 22nd and North 24th streets also taped off.
Ethan Adams, who lives near the area, said he heard gunshots Saturday night and returned Sunday after hearing more gunfire and sirens.
“There were a couple gunshots and then we heard some sirens,” Adams said.
Adams said he was concerned someone may have been hurt.
“Hope everyone’s OK. Hope the gentleman who got shot is all right,” Adams said.
Police have not released information about a suspect or identified the person believed to be barricaded inside the home.
The scene remained active Sunday afternoon. Police said they will release more information when it becomes available.
This is a developing story. More information will be added as it is confirmed.