A man with a rifle opened fire at the Los Angeles International Airport, wounding an unknown number of people including a TSA agent.

LA Times:

A man armed with a rifle opened fire at Los Angeles International Airport, leaving several people wounded.

Law enforcement sources told The Times that at least one Transportation Security Administration agent was shot.

Law enforcement officers were flooding the airport and terminals 2 and 3 were being evacuated.

Tory Belleci of the television show “Mythbusters” tweeted: “Heard gun shots then everyone starting running for the door. Not sure if anyone was hurt. #LAX.”

TV footage showed dozens of offficers swarming the airport. Images also showed a law enforcement officer being treated by paramedics. He appeared to be alert. Another officer had a bloody hand.

10:18 a.m.: Planes at LAX are grounded as the investigation of a shooting in which multiple people were wounded continues.

10:13 a.m.: A source at LAX told The Times that two or three TSA employees were hit by gunfire.

10:06 a.m.: The Los Angeles Police Department is on a citywide tactical alert. The LAPD would confirm only that two people were injured and that the suspect was in custody. LAPD Commander Andy Smith said “multiple shootings” occurred and that officers are still sorting out how many people were hurt.

Update: Suspect is off-duty-TSA employee

One TSA officer is confirmed dead.

A gunman walked into Terminal 3 at Los Angeles International Airport Friday morning and opened fire at a security checkpoint, killing a Transportation Security Administration officer and wounding at least three other people, law enforcement sources tell CBS News.

The information was preliminary and could change as the incident is investigated.

Law enforcement sources tell CBS News the suspect is an off-duty TSA agent who was wounded in the incident but survived and is in custody.