Grandmother who beat cancer twice dies after brutal punch to the face that broke her dentures

Susan Gehrke, a 61-year-old Arizona grandmother who had survived cancer twice, died after being punched in the face during a July 24 attack. The suspect, Dahseir Edward Jefferson, was charged with second-degree murder and has a prior violent criminal history. The attack occurred at an apartment complex in Tucson, where Jefferson allegedly assaulted two victims, causing critical injuries.