A couple from Washington, D.C. on a yearlong cycling trip together were killed in Tajikistan during an attack the State Department calls “senseless,” friends and family say.

Georgetown University graduate Lauren Anne Geoghegan, 29, was killed, the family said in a statement. Her partner, Jay Austin, who helped create Boneyard Studios and previously worked for the Federal Housing Administration, was also killed.

Two other tourists from Switzerland and the Netherlands were also killed, NBC News reported.

The tourists were killed