Hurricane Harvey: Donald Trump says protecting lives is his top priority as death toll rises to eigh

• Death toll rises to eight • Flooding expected to peak on Wednesday or Thursday • 'We are just hoping it doesn't get worse' • Hurricane Harvey in pictures • Donald Trump due to visit on Tuesday • The President's biggest test so far The historic flooding that Tropical Storm Harvey unleashed on Houston will likely worsen as federal engineers release water from overflowing reservoirs to keep it from jumping dams and surging uncontrollably into the homes they protect, officials said on Monday....