VIENNA, Austria (CBS4) – Police in Vienna, Austria, have arrested a man from West Africa in connection with the death of Colorado woman who was working overseas as a nanny.

Austrian police say 25-year-old Lauren Mann was found dead in her apartment last month after being suffocated.

Lauren Mann (credit: CBS)

Lauren Mann (credit: CBS)

Investigators arrested a 23-year-old man from Gambia, saying his DNA was found at the crime scene.

Mann was from Paonia, Colorado, and graduated in 2012 from the University of Colorado’s College of Music.