HALIFAX—The public inquiry into the Nova Scotia mass shooting that left 22 people dead heard today from lawyers representing the victims’ families, who said the commission must call the spouse of the killer to testify under oath. The commission has tabled summaries about how the first night of the killings on April 18, 2020, are thought to have occurred. They include summaries of Lisa Banfield’s statements to police, in which she said the rampage began after her spouse argued with her and assaulted her before she escaped into nearby woods. However, five lawyers representing family members asked the commissioners today to compel Banfield to appear and face cross-examination, saying her statements to police after the killings contained missing information. Banfield is facing criminal trial for allegedly transferring ammunition to her spouse — a case that is proceeding despite police saying she had no knowledge of her spouse’s intent. Sandra McCulloch, …