"The evidence shows that she's been murdered," Acevedo said, marking the first time that local authorities have publicly floated the notion that Maleah is no longer alive.
...
The lack of cooperation has extended beyond Vence, HPD Executive Assistant Chief Matt Slinkard also said during the news conference.
"We are not receiving the level of cooperation that we need from anybody involved," Slinkard said.
Acevedo: Reward upped for missing Maleah Davis, 4, as suspect refuses to talk
It's pretty clear that LE is frustrated by the family's lack of cooperation, which implies they believe family members are either not telling all they know or just plain lying.
IMO LE has multiple people on their radar. I won't be surprised if they start sharing more little nuggets from the investigation in the next few days.