Twitter announced April 7 that it is dropping a lawsuit it filed against the Department of Homeland Security the previous day. The company was suing DHS after the agency demanded to know the identity of the person or persons behind the Alt Immigration Twitter account. Twitter dismissed the suit because DHS withdrew its request for information, according to a notice of voluntary dismissal. […]

Developing a biometric entry-exit system to track foreign visitors to the U.S. and ensure they don’t overstay their welcome was a key recommendation of the final report of the 9/11 Commission after it was determined that five of the nine hijackers had overstayed their visas. Nearly 13 years and several missed deadlines later, the goal of achieving that fully integrated system remains elusive for the Department of Homeland Security, according to a new report by the Government Accountability Office.