I know that the auxiliary verb can be omitted in sentences when you're repeating verbs in a clause that have the same tense/mood. But this omission is at the beginning of the sentence, and is definitely talking about the past, so I was wondering why the auxiliary is omitted?:
Fabienne Kabou est condamnée... À ce titre, le verdict rendu le 24 juin par les jurés est incertain.
The source is journalistic, if that makes any difference.