The Canadian Press A Winnipeg man has admitted to killing four women but claims he’s not criminally responsible because of mental illness. Jeremy Skibicki, 37, has pleaded not guilty to four counts of first-degree murder. His trial is to begin Wednesday. Here is a timeline of the case: March 15, 2022 — Police say an unidentified woman is killed on or around this date. May 1, 2022 — Morgan Harris, a member of Long Plain First Nation living in Winnipeg, is last seen in the area of Main Street and Henry Avenue north of the city’s downtown. Police say the 39-year-old is killed on or around this date. May 4, 2022 — Police say Marcedes Myran, 26, also of Long Plain First Nation and living in Winnipeg, is…