Is Tenacity coming back?

The show Tenacity is currently in development and has not yet aired.

Tenacity is a drama and thriller series inspired by the eponymous J.S. Law novel. It follows disgraced military detective Danielle ‘Dan’ Lewis as she investigates a mysterious death aboard the British nuclear submarine Tenacity. When the case escalates to murder, she finds herself in conflict with the submarine’s crew, her Navy superiors, and a covert assassin with an agenda that threatens national security and her life.

The series is expected to have at least one season with six episodes, but further details remain unconfirmed.