MINNESOTA GRATITUDE Minnesota Senator Julianne E. Ortman (right) thanks Navy Diver 1st Class Clarence Allen of Mobile Diving and Salvage Unit 2 for his efforts in the wake of the I-35 bridge collapse in Minneapolis, Aug. 11, 2007. Ortman thanked the unit's sailors for their overall search and recovery efforts. SHARE: Download: Full Size (0.04 MB) Credit: VIRIN: 893133-B-NZM97-784.jpg Photo Gallery