Blast, gunfire heard at Turkish aerospace company — reports

Media reports say a blast and gunfire were heard at the premises of the headquarters of Turkish aerospace and defense company TUSAS. The Turkish interior minister called it a "terrorist attack."

Turkey's state news media outlet says that an explosion was heard at the premises of the headquarters of Turkish aerospace company TUSAS.

Shots rang out following the explosion, according to Turkey's Anadolu Agency. 

Turkish Interior Minister Ali Yerlikaya called it a "terrorist attack" in a tweet without giving details. 

He said there were deaths and injuries as a result of the attack and that more information would be posted soon.

State news agency Anadolu said employees of the company were brought to safety in bunkers and the area was cordoned off. 

TUSAS is a developer and producer of aerospace systems, such as combat aircraft and drones. 

This is a breaking news story. Please check back for updates.

rm/lo (Reuters, AP)