On May 23, the 52 meter long towboat Graestone Express allided with a bridge on the Mississippi River near Vicksburg, Mississippi. The towboat was pushing 14 barges loaded with coal or grain when it struck the bridge. Some 11 barges broke loose, but later corralled onto the nearby riverbank. No reports of injuries.

Traffic was halted over the bridge and and all nearby vessel traffic on the river. Inspectors found the bridge to be safe. All traffic resumed after a few hours. No reports of damage or pollution released.