Bigst Change News Today

Is on track to make a potentially catastrophic strike on florida over the weekend. >> more than 650,000 residents of miami dade county were ordered to evacuate jamming highways up and down the same. its stronger and could be much more devastating than andrew. >> lets get a quick update on how the path of the storm was playing out. lets bring in nbc meteorologist bill karins. >> nothing too major. still looking at very kroes to worst case scenario for the state of florida. the bigst change in the...