A three-alarm fire burned Tuesday night at the Apple campus in Cupertino, according to the Santa Clara County Fire Department.
The fire department received a report of smoke at about 10 p.m. at 20605 Valley Green Drive, at a building known as Valley Green 6.
No injuries are reported and the building was cleared, according to a fire dispatcher, who said that the fire department was not certain when the blaze would be under control.