Fox News 9  of Minneapolis, St. Paul reports that:

… the second known American killed while fighting for ISIS in Syria, and the second from Minnesota

He was last employed at an airport and:

… may have cleaned your plane at the Minneapolis-St. Paul International Airport.

This comes one day after, as Douglas Ernst reports in the Washington Times:

The Department of Homeland Security is looking for more than 6,000 foreign nationals who came to the U.S. on student visas and have disappeared from the U.S. government’s radar.