https://amgreatness.com/2026/08/13/undercover-journalists-test-minnesotas-voter-vouching-system-on-primary-election-day-find-vulnerabilities/
"Minnesota allows same-day voter registration, even for individuals who do not have identification, if a registered voter from the same precinct vouches for their residency. A registered voter can vouch for up to eight people after signing an oath in front of an election judge. A key vulnerability is that Minnesota does not require voters to show identification to verify who they are.."