It carried two MI - 17 helicopters , an ambulance , seven amphibious vehicles and eight 6 - track all - terrain vehicles .
It arrived on September 8 to the Mississippi shores with 250 metric tons of food , medicines and supplies .
Mississippi carried two MI - 17 helicopters , an ambulance , seven amphibious vehicles and eight 6 - track all - terrain vehicles .
It arrived on September 8 to the Mississippi shores with 250 metric tons of food , medicines and supplies .