KNAU and Arizona News Finish College in 4 Years KNAU News Talk - Arizona Public Radio Published December 10, 2007 at 9:39 AM MST Facebook Twitter LinkedIn Email By Theresa Biererhttp://stream.publicbroadcasting.net/production/mp3/knau/local-knau-656922.mp3Flagstaff, AZ – NAU is implementing programs to help students finish in 4 years.