howard: we just confirmed moments ago that 4-year-old abigail eda a n if who had joint american and israelid and is in the process of being released. that is great news. the biden white house has been expecting this. at the same time, tragic story where her parents were murdered and our alex hogan just reported on the details of that. >>> the cable news networks went wall to wall when a car exploded on a bridge on the new york side of niagara falls, and the speculation began. >> the threat environment is, you know, the quote fbi director wray, sort of is high. we know it e because of international terrorism and what's going on in the middle east to and also how domestic terror groups have been activated -- >> julia, please stand by, something more on the local side, or was this an intentional act a, and if it was intentional, what is the motive, what is behind this, and is it, in fact, terrorism? it's just too soon to say. >> regionally, police resources are on the ground and saw the impact, thought this was a terrorist attack, i'm told. >> obviously, not confirmed whether or not this was,