As the 20th anniversary of the 9/11 attacks approaches, VOA’s Julie Taboh looks at some of the technology that works to keep U.S. airports and air travel safe.
Lesia Bakalets contributed to this story.
As the 20th anniversary of the 9/11 attacks approaches, VOA’s Julie Taboh looks at some of the technology that works to keep U.S. airports and air travel safe.
Lesia Bakalets contributed to this story.
