When does The Knick return?

The Knick is an American period medical drama television series on Cinemax created by Jack Amiel and Michael Begler and directed by Steven Soderbergh. The series follows Dr. John W. Thackery and the staff at a fictionalized version of the Knickerbocker Hospital (the Knick) in New York City during the early twentieth century. The ten-episode first season of the series premiered in August 2014. Another season, also ten episodes long, followed on October 16, 2015. In March 2017, Cinemax announced the series was canceled.
In New York City in 1900, the Knickerbocker Hospital operates with inventive surgeons, nurses and staff who struggle against the limitations of medical understanding and practice to minimize morbidity and mortality. Dr. John Thackery balances his cocaine and opium addictions against his ambition for medical discovery and reputation among his peers.