Updated 5/9: The man who was arrested as Brenden Jackson, 19, of Altadena, acording to Shephard. Shephard was unable to confirm whether it was the same Brenden Jackson who is the twin brother of murder victim Brandon Jackson. Brandon Jackson's twin brother has been arrested before and Sheriff's Department .
Updated 4:45 p.m: The suspect has been arrested on charges of possession of a firearm, according to Lt. Angela Shephard of the Los Angeles County Sheriff's Department.
She said the suspect is a gang member, a male in his 20s from Altadena. She did not have his name as of 4:45 p.m.
The suspect was spotted by a deputies on patrol near the intersection of Lincoln and Altadena with what appeared to be a gun tucked in his pocket, according to a report on the incident released by the department
The suspect went into a home on Altadena Drive before the deputies could make contact - they then started a containment, which including a helicopter, and told the suspect to come out.
The gun was not recovered, Shephard said. Deputies believe that the suspect ditched the gun, she said.
The suspect called the Sheriff's Department once the home was surrounded and ask what the officers were doing there. After speaking with the watch commander, he agreed to come out of the house and surrender himself, according to the report.
Under an open carry law introduced by Altadena's representative in the state Assembly, Anthony Portantino, D-La Canada Flintridge, which became law in 2012, carrying a gun, even if unloaded, in public, is a violation of the law.
Updated 1:30 p.m: The man is still in custody but deputies have not located the gun he was reported to be carrying, according to Lt. Angela Shephard of the Los Angeles County Sheriff's Department.
Original: A man armed with a gun who was spotted running through a West Altadena neighborhood has been taken into custody following a police containment in the area, according to Deputy Mary Debella of the Altadena Sheriff's Station.
The incident happened shortly before 11:45 a.m. on Tuesday.
Debella said she did not have any further details about the suspect or the location or what crime the suspect may have committed.
According to an email of a resident in the area, deputies in a helicopter were circling around a home in the 600 block of W. Altadena Drive, nearby Police scanner transmissions indicate Odyssesy had been on lock down during the search.
Two other residents emailed Patch about seeing the helicopter circling in the surrounding area Tuesday morning as well.
Patch will update this article with more information when it becomes available.