India, March 17 -- A children's author who wrote a book about grief has been found guilty of poisoning her husband to death in a bid to gain control of his $4-million fortune. Kouri Richins was found guilty on Monday of fatally poisoning her husband by slipping fentanyl into his cocktail on March 4, 2022.

According to a BBC report, the Utah-based author killed her husband in their home by lacing his Moscow Mule cocktail with a lethal dose of fentanyl.

The jury deliberated for about three hours before handing down the 'guilty' verdict on Monday.

During the trial, the court heard that Richins, 35, had racked up a debt of millions of dollars. Prosecutors portrayed as a social climber who carried out an extra-marital affair behind her husb...