Mystery Pet Deaths Alarm El Progresso ResidentsSomething is killing pets in El Progresso Seven Miles Village, and residents want answers. While no official cause has been confirmed, some residents fear the animals may have been poisoned. The deaths have alarmed pet owners, prompting reports to village authorities and police. On the Phone: EL Progresso Seven Miles Resident“That day was, like, three days, three nights ago, when actually my dog had that actually, we saw that he was acting a little different. On the Phone: EL Progresso Seven Miles Resident“Well, actually he started to have like, like foaming coming out of his mouth and then he was actually like, like trembling, you know?