US. MARISA HAS THE NIGHT OFF. FIRST IT WAS THE SMOKE AND FLAMES … THEN THE REALITY OF LIVES AND POSSESSIONS LOST. NOW RESIDENTS OF THE MARCO POLO A RESIDENT REACHED OUT TO KHON2 WITH CONCERNS ABOUT IT. MOST Builds BUILT BEFORE THE 1980′ S BUILDING, WE WANTED TO KNOW IF RESIDENTS ALLOWED TO MOVE BACK IN ARE PUTTING THEMSELVES AT RISK. MANOLO: RESEARCH CENTER, WHO TELLS ME THERE ARE RESIDENTS TO MOVE BACK IN TO THEIR UNITS.ASBESTOS Material USED IN OLDER BUILDINGS CAN BREAK UP INTO FIBERS WHICH CAN BE DEADLY WHEN THEY ARE INHALED, CAUSING PEOPLE WITH A GENETIC MUTATION ARE MORE SUSCEPTIBLE TO IT. FROM ASBESTOS. manolo: “Are we talking about microscopic quantities? dr. Haining YANG, UH Cancer Research Center: “Yes microscopic too I have to say that different types of of carcinogenic task. ” manolo: “If you’re breathing it you won’t notice it at all? BARBARA HUDMAN, 29 th FLOOR RESIDENT: “to be< BARBARA: "The only thing is when I vanished in, it was covered in soot, that was last week though.< BARBARA: "I went to the throat doctor this morning and I'm fine. I don; t cough or anything." DOCTOR YANG POINTS OUT THAT IN MANY CASES IT CAN TAKE TWENTY TO FIFTY YEARS BEFORE SYMPTOMS CAN APPEAR FROM THE EFFECTS OF P-A AND OTHER AGENCIES TO SEE IF ANY TESTS FOR ASBESTOS WERE DONE BEFORE ALLOWING RESIDENTS TO RETURN HOME. WE'LL LET YOU KNOW WHAT WE FIND OUT. MANOLO HOWARD: CONCERNS ABOUT ASBESTOS EXPOSURE WERE ALSO REPORTED TO US BY FIREFIGHTERS WHO TOLD "ALWAYS INVESTIGATING" MORE SHOULD HAVE BEEN DONE ON THE DAY OF THE FIRE TO REDUCE THE RISK OF EXPOSURE. THAT'S SOMETHING GINA MANGIERI FIRST TO THEIR COMPLAINT. SHE'LL HAVE MORE ON THAT PART OF THE STORY COMING UP TONIGHT AT SIX ..