GOP-led states are barreling ahead in a push to require voters to show documents proving of their citizenship when registering, as efforts by President Donald Trump and his congressional allies to enact the mandate nationwide show little likelihood of success.

The bill to require proof of citizenship passed the U.S. House but seems destined to languish in the Senate due to the legislative filibuster.

The vast majority of such students are able to write down the last four numbers of their social security number, he has explained, but that doesn’t count as proof of citizenship

State officials warn upcoming elections will be vulnerable as the Trump administration dismantles key parts of election security networks.