SQUID Testing (video) US Department of Homeland Security - Science and Technology Share Print E-Mail Loading video... Caption This is the Department of Homeland Security S&T's SQUID in action! The program managers are obviously happy with this testing. Credit DHS S&T Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.