Steward Health Care System’s dark shadow returned to undo the progress made in the Mahoning Valley in the past several months.

Health care provider Optum has backed away from its plan to purchase Steward Health Care’s national physicians group ... of its hospitals in Pennsylvania, Ohio, Arkansas, and Louisiana indefinitely.

Warren, Ohio-based Insight Hospital and Medical ... disruptors from the hospital’s former owner Dallas-based Steward Health Care. Insight Hospital, which stopped admitting nonemergent patients ...