the situation is very fluid. the heat, so extreme cars are melting in the streets. windows on high-rises miles away being blown out. the city, you may have never heard of it, but there are 15 million living there. unsafe working conditions are being blamed. that's as emotions are running high as families wait for words from their loved ones. former president jimny camy carter is battling cancer. doctors discovered the mass while removing his liver earlier this week. the nation's former president said he learned that the cancer moved to other parts of his body. we don't know what type of cancer he's facing or what his prognosis will be. >> we wish him well. anger is building over the toxic spill in colorado caused by the epa. a week after officials accidentally released 3 million gallons of waste water. contamination levels are returning to normal in the animas river.