Members of the medical-malpractice defense bar are staking out a broad interpretation of Gov. J.B. Pritzker’s liability executive order, compared to a narrow interpretation adopted by their counterparts in the plaintiffs’ bar.Pritzker’s April 1 executive order grants civil liability immunity to health care professionals, health care volunteers and hospitals that are “rendering assistance to the [s]tate… in response to the COVID-19 outbreak, unless it is established that such injury or death …