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If you're a first-time mother and you opt for epidural anesthesia during labor, your doctor may suggest you wait about an hour after your cervix is completely dilated before you start trying to push the baby down the birth canal.

But a study published Tuesday in JAMA, the flagship journal of the American Medical Association, suggests that might not be the best advice.

Google plans to shutter its Google+ social network for consumers, citing its limited adoption with users. The tech giant announced the decision at the same time that it disclosed that the privacy of up to a half-million Google+ accounts could have been affected by a "bug."

The company says it discovered and patched the issue in March but decided not to disclose it immediately. It said it had no evidence that any third-party developer was aware of the bug or had misused profile data.

The National Security Agency's Rob Storch is a talkative guy at a place that specializes in eavesdropping.

Updated at 2:00 a.m. ET Wednesday

Hurricane Michael has grown into a Category 4 hurricane, with sustained winds reaching 130 mph, as it barrels toward northwestern Florida, making it a much stronger storm than Hurricane Florence was when it made landfall as a Category 1 storm drenching the Carolinas last month, according to the National Hurricane Center.

Updated at 9:20 a.m. ET

The Supreme Court welcomes its newest justice Tuesday as Brett Kavanaugh takes the bench for his first arguments since a contentious Senate voted narrowly to confirm him, cementing a decades-long campaign by conservatives to reshape the nation's highest court.

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