"This is not a cyber-attack on the Port Houston operating system," Roger Guenther, executive director of the port, said.

The waiting room will open at 9:30 a.m.

The shooter is not in custody.

Federal prosecutors in Manhattan on Thursday charged Trevor Milton, the billionaire founder of electric truck manufacturer Nikola, with securities fraud.

The port called the issue a "major hardware failure" and assured customers it wasn't related to a cyberattack.

"Set it and forget it!" The catchphrase became a pop culture earworm and sold more than $1B worth of rotisseries, according to the company Popeil founded.