She said they expected to see a decline in the number of cases in the next five to six days as sixteen cooling towers in the city had been treated with chemicals to kill the bacteria.

BBC: Edinburgh Legionnaires' disease cases rise further

Just a few days ago, the hedge fund industry won a behind-the-scenes war to kill a bill that would have plugged a loophole that funnels billions of dollars into the pockets of some of the highest-paid people in America.

CNN: Edwards' October 13, 2007, speech on restoring democracy

He said he decided to break his silence after watching a "CNN Presents" documentary, "Shoot to Kill, " about the days after Katrina hit the Gulf Coast on August 29, 2005.

CNN: STORY HIGHLIGHTS

According to the CDC, it takes less than a minute for E. coli to be inactivated if chlorine levels are adequate, about 16 minutes to control Hepatitis A virus, about 45 minutes to kill off the Giardia parasite and over 10 days for a Crypto parasite.

CNN: Yuck! What's in your pool water

From that point, it will take another few days to permanently seal the well with mud and cement from below in what's called a "bottom kill" procedure.

CNN: STORY HIGHLIGHTS