
The Department of Homeland Security’s Science and Technology (S&T) branch is supporting an effort begun last December to better leverage social media to vet immigrants for potential ties to terrorism in the wake of the events in San Bernardino, Calif., a senior department official told Congress on Wednesday.S&T is using its Data Analytics Engine in a pilot with United States Citizenship and Immigration Services (USCIS) to address K-1 visas that are issued to foreigners that are coming to the U.S. to…