poses a threat to the environment. terrifying moments as a residential tower comes tumbling down in a ball of flames, trapping residents screaming for help. it is awful. fire ripping through 2628 building in brazil. there are victims but they don't yet know how many. you can see why. local media reports the building was former federal police headquarters but is now abandoned. it was occupied, amazing. the showdown at the border intensifying between illegal migrants demanding asylum and border patrol, the doj