BLAINE, Minn. -- Teenagers and college students already know about the latest in technology, but it's up to parents to stay connected and talk to their kids about what's "new" in the tech world.

Snapchat is a popular app that allows instant messages that "self-destruct" in a set amount of time.

But nothing really disappears on the internet.

Experts and teens talk to Scott Seroka about how Snapchat is being used and what parents need to know.

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