Lt. Ryan Junod, a Coast Guard marine inspector at Marine Safety Unit Toledo, displays a few taconite pellets that were leftover from a previous shipment aboard the motor vessel American Mariner, which is undergoing a maintenance period while moored up in Toledo, Ohio, Feb. 18, 2015. Taconite is one of the many raw materials that are shipped through the Great Lakes aboard both the U.S. and Canadian laker fleet. (U.S. Coast Guard photo by Petty Officer 2nd Class Levi Read)