A nurse with "37 years practicing experience" is charged with "manslaughter, negligence and perverting the course of justice...."
"Health officials have emphasised it's not an issue with the vaccine...."
The investigation is still on-going yet "[h]ealth officials" are absolutely certain that "it's not an issue with the vaccine." Since this determination has already been made, it's safe to presume that any investigation(s) will not include the vaccine itself.
Producer, director and cinemaphotographer Del Bigtree (Vaxxed, The Doctors, Sex and Sensuality, et al.) wants to debate one of his "favorite reporters, John Oliver" on the topic of vaccines. Again, this is from "HighWire with Del Bigtree."