Article Photos: Oklahoma tornadoes: Need help, find help 23/44

A salvage diver attaches a harness to a gasoline tank that was blown from it's concrete enclosure into Lake Thunderbird on Wednesday, May 12, 2010, in Norman, Okla.   The tank at the Marina on East Alameda landed upright and did not spill its contents into the lake.  Photo by Steve Sisney, The Oklahoman