President Obama touted his signature healthcare law Saturday, urging all Americans to sign up for health insurance.

"Since 2010, the uninsured rate has decreased by 45 percent," Obama said. "For the first time, more than 90 percent of Americans are covered. If you haven't gotten covered … now's your chance."

Open enrollment at healthcare.gov began November 1.

In addition to touting the opening of the enrollment period, Obama took on the law's critics in his weekly address.

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