Walmart is adding restrictions to opioid prescriptions. Photo: Robert Sullivan/AFP via Getty Images

Pharmacies at Walmart and Sam's Club stores will start capping initial opioid prescriptions at seven-day supplies, the companies said Monday.

Why it matters: Walmart officials said they are implementing the new limits as a way to prevent and crack down on prescription abuse, which has contributed to the country's opioid crisis. But some clinicians have warned against policies that could inhibit people from getting needed painkillers.

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Murkowski says she'll vote to confirm Amy Coney Barrett to Supreme Court

Sen. Lisa Murkowski. Photo: Alex Edelman/AFP via Getty Images

Sen. Lisa Murkowski (R-Alaska) said Saturday that she'll vote to confirm Judge Amy Coney Barrett to the Supreme Court on Monday, despite her opposition to the process that's recently transpired.

The big picture: Murkowski's decision leaves Sen. Susan Collins (R-Maine) as the only Republican expected to vote against Barrett.

Post-debate poll finds Biden strong on every major issue

Joe Biden speaks Friday about "The Biden Plan to Beat COVID-19," at The Queen theater in Wilmington, Del. Photo: Drew Angerer/Getty Images

This is one of the bigger signs of trouble for President Trump that we've seen in a poll: Of the final debate's seven topics, Joe Biden won or tied on all seven when viewers in a massive Axios-SurveyMonkey sample were asked who they trusted more to handle the issue.

Why it matters: In a time of unprecedented colliding crises for the nation, the polling considered Biden to be vastly more competent.