How many spam calls have you gotten so far today? Unwanted robocalls are Americans' number one consumer complaint, and that has CBS News California investigative correspondent Julie Watts asking: What's being done to stop them?

Whether they're pushing payday loans, sketchy charities or they're just a straight-up scam, robocalls aren't just annoying. If that automated voice is asking you for money, odds are that it's illegal.

Once a world traveler working on development projects for the U.S. Agency for International Development, or USAID, Julie Heifetz feels like her new full-time project is fielding spam calls.

"I get so many. I say, 'Damn it, it's another robocall!' " Heifetz said.

In 2010, we first asked the Federal Communications Commission (FCC) why putting your number on a do-not-

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