James Franco, Nick Jonas Tweet From LAX

'I am safe. Praying for the victims of this shooting,' Jonas wrote.

ByABC News
November 1, 2013, 2:37 PM
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jamesfrancotv
@jamesfrancotv/Instagram

Nov. 1, 2013 -- At least two celebrities were at LAX today, according to Twitter.

The same day a shooter opened fire in terminal three of Los Angeles International Airport, Nick Jonas and James Franco each tweeted about the ordeal from the scene.

"At #lax," Franco, who also posted a photo of himself from inside an aircraft, wrote. "Some s** tbag shot up the place."

For Live Updates of Today's Shooting, Click Here

Minutes later, Nick Jonas tweeted that he, too, was at LAX.

"Landed at LAX to the news that there was a shooting in the terminal my plane was supposed to deplane at," he wrote. "Currently waiting on the plane in a remote parking area. I am safe. Praying for the victims of this shooting."

Law enforcement has confirmed that a TSA officer was killed in today's shooting, and that two others were injured. The alleged shooter is in custody, and police were trying to determine whether there could been a second gunman.