US government is using AI for unprecedented social media surveillance

The US government is expanding its surveillance of social media to monitor millions of visitors and immigrants – and its embrace of more data analytics and artificial intelligence tools could increase scrutiny of US citizens as well. "It is nearly – if not entirely – impossible for the government to focus only on non-citizens and not look at anyone else's social media," says Rachel Levinson-Waldman at the Brennan Center for Justice, a public policy non-profit…