You can find the Sabbath School service live-streamed on the following links:
Facebook: https://www.facebook.com/DL.SDA.Church/live/
YouTube: https://www.youtube.com/channel/UCKkPPu_iERv_QR2_1LX64Kg/featured
Detroit Lakes SDA website: http://detroitlakesmn.adventistchurch.org/watch