We start in texas where President Trump has arrived to assess the damage left in the wake of hurricane, now Tropical Storm, harvey. This update has just reached us, from a Global Chemical company, they said they are evacuating remaining workers from their Chemical Plant in south east texas amidst the risk of an explosion. The storm continues to wreak havoc. Our north america correspondent, james cook, is there. In the chaos, some order, at last. The boats have come from all over the United States, and not a moment too soon. Its ok the operation was fast and smooth. Police, soldiers and civilians all working together. Were trying to get to a safe and dry place. Hows the baby . Hes fine, just scared. Are you scared . Just a little bit. From above, they can see the problem, and its a big one. A reservoir a few blocks away is overflowing. It was built 80 years ago to protect the young city of houston, but no one then imagined this. The pool of the reservoir is still rising, so flooding is