U.N. chemical weapon report near completion

      |The CBS News Roundup: U.N. Secretary-General Ban Ki-moon said he believes a forthcoming report from U.N. inspectors will show that chemical weapons were used in Syria; Evacuations and rescue operations continued in Colo. amid the biggest flooding disaster the state has seen in years; Miss America pageant viewers can expect to see something new this year -- all this and more. Alexander Trowbridge reports on the news you need to know.