Police are looking for a Johnston High School alum.
Thomas Dooley, 21, was last seen in Ames near Florida and Ontario Streets on January 31st.
Police do not suspect foul play. They say he is not a student at Iowa State but lives in the area.
Dooley graduated from Johnston in 2010.
Anyone with information is asked to call Ames police at (515) 239-5133.