People watch from their balconies and hold up signs aboard the Carnival Triumph after it was towed to the cruise terminal in Mobile, Ala., Thursday, Feb. 14, 2013. The ship with more than 4,200 passengers and crew members has been idled for nearly a week in the Gulf of Mexico following an engine room fire. (AP Photo/John David Mercer)

The cruise ship Carnival Triumph is pushed towards the cruise terminal along the Mobile River in Mobile, Ala., Thursday, Feb. 14, 2013. The ship with more than 4,200 passengers and crew members was idled for nearly a week in the Gulf of Mexico following an engine room fire. (AP Photo/Dave Martin)

The cruise ship Carnival Triumph is towed into Mobile Bay near Dauphin Island, Ala., Thursday, Feb. 14, 2013. The ship with more than 4,200 passengers and crew members has been idled for nearly a week in the Gulf of Mexico following an engine room fire. (AP Photo/Dave Martin)

The cruise ship Carnival Triumph is towed up the Mobile River in Mobile, Ala., Thursday, Feb. 14, 2013. The ship with more than 4,200 passengers and crew members has been idled for nearly a week in the Gulf of Mexico following an engine room fire. (AP Photo/Dave Martin)

The cruise ship Carnival Triumph into Mobile Bay near Dauphin island, Ala., Thursday, Feb. 14, 2013. The ship with more than 4,200 passengers and crew members has been idled for nearly a week in the Gulf of Mexico following an engine room fire. (AP Photo/Dave Martin)

The cruise ship Carnival Triumph into Mobile Bay near Dauphin island, Ala., Thursday, Feb. 14, 2013. The ship with more than 4,200 passengers and crew members has been idled for nearly a week in the Gulf of Mexico following an engine room fire. (AP Photo/Dave Martin)

Passengers spell out the word "HELP" aboard the disabled Carnival Lines cruise ship Triumph as it is towed to harbor off Mobile Bay, Ala., Thursday, Feb. 14, 2013. The ship with more than 4,200 passengers and crew members has been idled for nearly a week in the Gulf of Mexico following an engine room fire. (AP Photo/Gerald Herbert)

In this Sunday, Feb. 10, 2013 photo, provided by Kalin Hill of Houston, passengers with makeshift tents are seen on the the deck of the Carnival Triumph cruise ship at sea in the Gulf of Mexico. The ship nearing Mobile Bay is without engine power and is being towed by tugboats. (AP Photo/Kalin Hill)

This Sunday, Feb. 10, 2013 photo, provided by Kalin Hill, of Houston, shows passengers with makeshift tents on the the deck of the Carnival Triumph cruise ship at sea in the Gulf of Mexico. The ship nearing Mobile Bay is without engine power and is being towed by tugboats. (AP Photo/Kalin Hill)

This Sunday, Feb. 10, 2013 photo, provided by Kalin Hill, of Houston, shows passengers with makeshift tents on the the deck of the Carnival Triumph cruise ship at sea in the Gulf of Mexico. The ship nearing Mobile Bay is without engine power and is being towed by tugboats. (AP Photo/Kalin Hill)

This Sunday, Feb. 10, 2013 photo, provided by Kalin Hill, of Houston, shows passengers with makeshift tents on the the deck of the Carnival Triumph cruise ship at sea in the Gulf of Mexico. The ship nearing Mobile Bay is without engine power and is being towed by tugboats. (AP Photo/Kalin Hill)

Terry Thornton, senior VP of Carnival Cruise Lines addresses the media outside the Alabama Cruise Terminal in Mobile, Ala. on Thursday, Feb. 14, 2013. After days stranded in the Gulf of Mexico in conditions some have described as dismal, most passengers aboard the disabled Carnival Triumph can look forward to a two-hour bus ride Thursday after they reach dry land. (AP Photo/Jay Reeves)

Rusty and Beth Adkins of Noblesville, Ind., await the arrival of their 18-year-old daughter Brianna aboard the disabled Carnival Triumph in Mobile, Ala., on Thursday, Feb. 14, 2013. The teenager went on a cruise with four aunts and cousins. Rusty Adkins is holding his 1-year-old son Brocktyn Adkins. (AP Photo/Jay Reeves)

Passengers congregate on an upper deck of the disabled Carnival Lines cruise ship Triumph as it is towed to harbor off Mobile Bay, Ala., Thursday, Feb. 14, 2013. The ship with more than 4,200 passengers and crew members has been idled for nearly a week in the Gulf of Mexico following an engine room fire. (AP Photo/Gerald Herbert)

People watch the cruise ship Carnival Triumph as it is towed into Mobile Bay from Dauphin Island, Ala., Thursday, Feb. 14, 2013. The ship with more than 4,200 passengers and crew members has been idled for nearly a week in the Gulf of Mexico following an engine room fire. (AP Photo/Dave Martin)

A disabled Carnival Lines cruise ship is towed to harbor off Mobile Bay, Ala., Thursday, Feb. 14, 2013. The ship with over 1,000 passengers aboard has been idled for nearly a week in the Gulf of Mexico following an engine room fire. (AP Photo/Gerald Herbert)

A disabled Carnival Lines cruise ship is towed to harbor off Mobile Bay, Ala., Thursday, Feb. 14, 2013. The ship with more than 4,200 passengers and crew members has been idled for nearly a week in the Gulf of Mexico following an engine room fire. (AP Photo/Gerald Herbert)

In this Wednesday, Feb. 13, 2013 photo provided by the U.S. Coast Guard, a Coast Guard Aviation Training Center Mobile MH-60 Jayhawk helicopter crew delivers approximately 3,000 pounds of equipment, which included a generator and electrical cables, from the offshore supply vessel Lana Rose to the Carnival Cruise Ship Triumph in the Gulf of Mexico. The generator will be used to help provide additional power to the cruise ship, which has been idled for nearly a week following an engine room fire. (AP Phioto/U.S. Coast Guard, Lt. Cmdr. Paul McConnell)

In this aerial photo, passengers congregate on an upper deck of the disabled Carnival Lines cruise ship Triumph as it is towed to harbor off Mobile Bay, Ala., Thursday, Feb. 14, 2013. The ship with more than 4,200 passengers and crew members has been idled for nearly a week in the Gulf of Mexico following an engine room fire. (AP Photo/Gerald Herbert)