I certainly think this qualifies.

According to those officials, Dzokhar Tsarnaev told interrogators that the information that set in motion the series of events leading to Tamerlan’s death and Dzokhar’s apprehension came in a phone call from Katherine Russell Tsarnaeva to her husband. “She notified him and there certainly didn’t seem to be any notion of surprise – just a report that ‘you’re being watched,’” said one official with knowledge of the investigation. Tsarnaev had seen the photographs and videos distributed by the FBI on television and called her husband to give him a heads up.

H/T Jawa Report

Katherine Russell Tsarnaeva knew her husband was wanted in connection with a terrorist bombing. Rather than contact the FBI, she contacted him and told him to run. That directly led to the murder of a police officer. Time to charge her, try her, convict her, and throw away the key.