A gang task force arrested a man early Saturday in connection with a shooting near a high school in Portland , Oregon , police said . A gunman had opened fire Friday on four people near Rosemary Anderson High School , then fled on foot with two other men , according to witnesses . Officers from the Portland Police Gang Enforcement Team stopped a vehicle overnight and arrested 22-year-old Lonzo Murphy , police said in a statement . They also recovered a handgun from the vehicle . Police have not said if they suspect Murphy was the shooter or one of the men who fled with the shooter . The wounded . When medical technicians arrived at Rosemary Anderson High School , all of the wounded were conscious and talking , police said in a statement . Three of the victims were taken to a local hospital . One victim , Taylor Zimmers , 16 , is in critical condition . Two more , David Jackson-Liday , 20 , and Labraye Franklin , 17 , are in fair condition . A 17-year-old girl suffered a grazing wound in the shooting and was treated on the scene . `` All four gunshot victims are affiliated with the school , '' police said . The shooting . The shooting happened around 12:15 p.m. local time not far from the campus in north Portland , police spokesman Sgt . Pete Simpson said . After being shot , at least three victims ran inside a school building , a caller told authorities . `` I saw him stumble into the school holding his stomach , he said my brother 's name and then he fell on the ground , '' one student told CNN affiliate KATU . The suspect may be affiliated with a gang but it 's not known if the shooting was gang-related or `` a personal beef , '' Simpson said . An argument may have preceded the shooting . The suspect was described as a male in his late teens or early 20s and he was accompanied by two other males in the same age range . They left the area quickly on foot , Simpson said . He said the police department 's gang task force was investigating . Agents from the FBI and the Bureau of Alcohol , Tobacco , Firearms and Explosives also arrived to assist , he said . At-risk students . The school system website says Rosemary Anderson High enrolls about 200 at-risk students who `` have either been expelled or dropped out of public high school and many are homeless . '' All the shooting victims were students at the school or had taken job training or been enrolled in other programs there , Simpson said . The victims were breathing , conscious and talking as they were transported to Legacy Emanuel Medical Center , Simpson said . The campus was locked down for a while but classes later resumed , Simpson said . Nearby Jefferson High School and Portland Community College were locked down as police sought the shooter , authorities said , but the lockdown was lifted after a few hours . Pastor : 'Heartbreaking ' A man who said he 's the pastor of one of the shooting victims told CNN affiliate KOIN that the shooting was `` heartbreaking . '' `` The young man I know attends our church frequently , '' said Jason Nelson of Cornerstone Community Church of God in Christ . He called the victim `` a bright young man '' and said he did not believe he was involved in any criminal activity . `` You hear about shootings every day and when it comes close to your school it 's heartbreaking , '' Nelson told KOIN . Another school shooting occurred about six months ago in the Portland area . One person was killed June 10 at Reynolds High School in Troutdale , about 12 miles east of Portland . One person was killed .
Police stopped the man in a vehicle ; they found a handgun in the car . The shooting happened near a school campus in north Portland . Comment: Police say the shooter fled the scene accompanied by two other males .