Taliban propaganda has depicted a flurry of activity at former U.S. bases in Afghanistan. Aerial images show aircraft decoys and equipment scavenged for parts.

The U.S. invaded Afghanistan on October 7, 2001, in response to the 9/11 attacks a month earlier. The U.S. presence in Afghanistan then continued under four presidents.

Rahmanullah Lakanwal, a 29-year-old Afghan national, is suspected of shooting two National Guard soldiers near the White House.

Rahmanullah Lakanwal was among the Afghans who came to the United States after the Taliban takeover of Afghanistan. Earlier, he served in a paramilitary unit that worked with U.S. forces.