Overview

• David Zhu, a professor at Arizona State University, is accused of killing his wife, Susan Yijuan Yan, at their Scottsdale home.
• Court records reveal a history of domestic violence, with frequent incidents and threats of murder or suicide.
• Zhu's two teenage children were present during the shooting and reported a 'screaming fight' before hearing gunshots.
• Zhu claimed the shooting was accidental, stating he intended to shoot the wall behind his wife.
• He is currently held on a $1 million bond and has been placed on administrative leave by ASU.