Update at 3:34 p.m.: A law enforcement official tells The Associated Press that the suspect in the Los Angeles airport shooting is a 23-year-old man from New Jersey who wrote a rant about killing Transportation Safety Administration workers.
A law enforcement official, who was briefed at LAX on the investigation but not authorized to speak publicly, said the gunman was wearing fatigues and carrying a bag containing a hand-written note that said he "wanted to kill TSA and pigs." The official requested anonymity because he was not authorized to speak publicly.
The official identified him as Paul Ciancia. A second law enforcement official confirmed the identity, speaking on condition of anonymity.
Authorities say the suspect killed a TSA employee in the shooting.
1:05 p.m.: Authorities say a suspect is in custody after opening fire at the Los Angeles International Airport and injuring multiple people.
Los Angeles police Officer Norma Eisenman says officers responded to the incident Friday which occurred at 9:30 a.m. in terminal 3. Multiple people were hit by gunfire, she says but their condition is unknown.
She says the suspect exchanged fire with airport police and was taken into custody. The airport is being swept for precautionary measures and the bomb unit is on scene.
Airport staff evacuated travelers and flights were disrupted nationwide.
12:15 p.m.: Police and paramedics surrounded a terminal on Friday at Los Angeles International Airport because of a reported shooting.
Witness Brian Keech said he heard "about a dozen gunshots" from inside the security gate at Terminal 3.
Los Angeles Fire Department spokesman Brian Humphrey said emergency crews have responded to a multi-patient incident.
The incident was reported after 9:30 a.m.
There was no immediate word of any injuries, but television images showed two people being wheeled away by firefighters. Triage stations also were seen.
No other details were immediately available.