<img src="https://www.washingtonpost.com/wp-apps/imrs.php?src=https://arc-anglerfish-washpost-prod-washpost.s3.amazonaws.com/public/BKMBLISA34I63DDOSODL27GYEY.jpg&w=1024" /><br>Three weeks before the midterms, the president is expected to emphasize an issue that Democrats have sought to elevate after the Supreme Court overturned Roe v. Wade.