>> BREAKING NEWS TONIGHT. WE'RE FOLLOWING TWO HEALTH EMERGENCIES. THE LIKELY SOURCE OF THAT STOMACH ILLNESS OUTBREAK JUST IDENTIFIED, IS DANGEROUS.SMOKE CLOUDS CLOAK MAJOR CITIES ACROSS THE UNITED STATES. OUR NEW REPORTING, THE FDA INVESTIGATING ICEBERG LETTUCE FROM ONE PARTICULAR FARM SOLD AT TACO BELL AS THE SUSPECTED SOURCE OF THE PARASITE THAT HAS SICKENED THOUSANDS ACROSS SEVERAL STATES. WHAT YOU NEED TO KNOW PLUS SKYLINES NEARLY UNRECOGNIZABLE AS DANGEROUS SMOKE CHOKES TENS OF MILLIONS.PEOPLE MASKING ...

NOW. >> WE ARE COMING ON THE AIR RIGHT NOW WITH A NEW STATE OF EMERGENCY IN TEXAS, WITH DEADLY FLASH FLOODS RUSHING THROUGH MUCH OF THE SAME PART OF THE STATE HIT HARD JUST A YEAR AGO. WE ARE LIVE IN THE MIDDLE OF IT. AND IN THAT YELLOW HAZE BLANKETING SOME OF THE COUNTRY.SMOKE FROM WILDFIRES UP IN CANADA NOW MAKING IT HARD FOR FOLKS TO SEE OR BREATHE IN PUNISHING HEAT. AND NOW THOSE FIRES ARE SPREADING TO THE U.S. WE'VE GOT THE FORECAST. ALSO NEW TODAY HERE IN WASHINGTON.TODD BLANCHE NOW SAYS HE WILL MEET ...