BLITZER: Lisa Sylvester is monitoring some of the other top stories in THE SITUATION ROOM right now including word that New York City Police no longer searching a basement area for Etan Patz. Lisa, what it's the latest?</s>LISA SYLVESTER, CNN CORRESPONDENT: Hi, Wolf. Well, he has been missing since 1979 and police were hopeful they would find clues to his disappearance under a basement near his family's home. Unfortunately, police didn't find conclusive evidence, but pieces of the floor will be further analyzed. The man who put down the concrete floor days after Etan's disappearance says he is innocent. And a new study shows the number of Mexican immigrants coming to the United States has declined by a lot. About half as many Mexican immigrants came to the U.S. from 2005 to 2010 as in the previous five years. The number of Mexicans leaving the U.S. has also sharply increased. The report says rising deportations, greater border enforcement and a weak job market are some of the reasons behind that trend. And a boy in Japan says, he has, quote, "No doubt it is his soccer ball that got washed ashore in Alaska. Last year's tsunami swept an enormous amount of debris into the ocean. Some of which traveled 3,000 miles to the North American coast. Luckily, the ball had the boy's name written on it. So it could be the first piece of tsunami debris returned to its owner. And political uncertainty in Europe plus the slowdown in the Chinese economy made for a rough day on Wall Street. All three major indexes fell more than 1 percent before rebounding an afternoon trading. The Dow ended the day down 102 points. The S&P; fell 12 points and the Nasdaq lost 30 -- Wolf.</s>BLITZER: Lisa, thank you. The man who shot and killed Trayvon Martin is free on bail and what they're saying in Florida right now about George Zimmerman's release. Plus, the resignation of the town's police chief. That's coming up. And CNN's Nick Payton Walsh is asked to stop reporting at a U.S. Military base in Afghanistan. We're going to find out what he discovered in this CNN exclusive report.
Basement Search for Missing Boy Ends; Study: Mexican Immigration Down