A former California Highway Police captain who allegedly had a hitman kill her husband behaved erratically and slimmed down before her partner’s murder.

Retired sergeant Brian Wittmer, testifying at the trial of alleged Napa hitman Thomas O’Donnell, said Wednesday in a Kentucky court Capt. Julie Harding acted differently towards the end of their 3.5 years as co-workers.

He said Harding lost weight, acted erratically and shared more about her personal life, according to KCRA.

Former California Highway Patrol Capt. Julie Harding is accused of hiring a hitman to kill her husband. She killed herself when the alleged hitman was arrested. AP

Harding left several suicide notes behind. “I lived a good life until a year ago. Mike you win. You got what wanted.…