All passengers are being suggested to shelter in place while police attend the scene.
San Antonio Police Division confirmed there was an officer concerned taking pictures however insist there isn’t a risk to the general public.
They tweeted: “There’s a confirmed officer concerned taking pictures at 9800 Airport Blvd.
“There isn’t a energetic risk to the general public.
“As a precaution, the Airport has been placed on lock down.
“No different accidents are reported.”
Passengers took to social media to precise their shock.
On Twitter Sports activities reporter Sanjay Kirpalani mentioned: “Simply needed to evacuate from San Antonio airport due to an energetic shooter inside.
“Coronary heart continues to be racing, however glad to be protected for the second.
“Ensure you inform your family members that you simply love them.”
One flyer posted a photograph displaying passengers packed collectively following the incident, carrying masks to guard from coronavirus.
She added: “After the taking pictures, that is what the lock down on the San Antonio Airport seems like. I feel we’re protected.”
Earlier this month President Joe Biden introduced plans to fight the “worldwide embarrassment” of gun violence in the US.
If adopted lethal shootings in Georgia, California and Colorado.
The Justice Division will tighten rules on “ghost weapons”, these constructed from kits with untraceable origins.
President Biden commented: “Gun violence on this nation is an epidemic and it’s a global embarrassment.
“That is an epidemic, for God’s sake, and it has to cease.
“Nothing I’m about to advocate in any means impinges on the second modification.
“They’re phony arguments, suggesting that these are second modification rights at stake, what we’re speaking about.
“However no modification to the structure is absolute.
“You may’t shout ‘Fireplace!’ in a crowded film theatre and name it freedom of speech.”
Throughout his presidency Donald Trump remained near the Nationwide Rifle Affiliation (NRA) which campaigns towards gun controls.
The Bureau of Alcohol, Tobacco, Firearms and Explosives report over 30 p.c of unlawful firearms seized in components of California are “ghost weapons”.
Referring to those the president added: “You may go purchase the equipment.
“They haven’t any serial numbers so once they present up at against the law scene they’ll’t be traced, and the consumers aren’t required to move background checks to purchase the equipment to make the gun.
“Consequently, anybody from a prison to a terrorist can purchase this equipment and in as little as half-hour put collectively a weapon.
“I wish to see these kits handled as firearms below the gun management act which goes to require that the vendor and producers make the important thing components with serial numbers and run background checks on the consumers once they stroll in to purchase the bundle.”