Today on Cronkite News, cities across the nation are expanding and Arizona is leading the pack. See why Phoenix and Mesa are two of America's quickest growing cities. Plus, Arizona is one of the worst states in the country for child homelessness, but one Phoenix school is trying to change their futures for the better. And later, as part of our Access Across Arizona series we're taking you to Nogales, Arizona, where money smuggling is a pressing issue, along with banks closing branches in border towns.

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