NORTH PORT, Fla. - A North Port woman has now been missing for more than three weeks after a cross-country trip with her fiancé, a person of interest, who is still refusing to speak to authorities after he returned home in Sarasota County without her.Investigators have yet to compel Brian Laundrie or his parents to talk to them about Gabby Petito’s disappearance, but the calls for them to do so are growing even louder and some neighbors have decided they won’t keep quiet so long as the Laundries stay silent.The chants, "Where is Gabby?
Where is Gabby?" echoed in the Laundries’ North Port neighborhood Thursday night with handmade signs.Neighbors hold 'Bring Gabby Home!' sign A stop sign on the family’s street has also been altered.