Patricia Dagorn, a woman suspected of being a serial poisoner trapping wealthy widowers from the Cote d'Azur, is seen in a car as she arrives at the courthouse in Nice. Valery Hache/ AFP Photo
Patricia Dagorn, a woman suspected of being a serial poisoner trapping wealthy widowers from the Cote d'Azur, is seen in a car as she arrives at the courthouse in Nice. Valery Hache/ AFP Photo

French woman dubbed ‘Black Widow of the Riviera’ goes on trial for murder