Because no one else bothered to...

[URL=http://www.cnn.com/2007/US/11/12/california.oil.spill/index.html]California Oil Spill[/URL]
[QUOTE] Although not officially detained, the captain and crew were barred by law from leaving the vessel, which is docked for repairs in Oakland, the Coast Guard said.

"You had a competently manned ship with a pilot, all the navigation and sensors," said Adm. Thad Allen, Coast Guard commandant. There were "probably some human error factors, but we need to determine the facts, because there's no reason a ship like that should have collided with the bridge."[/QUOTE]
When are we going to stop letting incompetent people on oil tankers.

[COLOR=darkslateblue]Thanks for starting a [news] thread, glad another mod decided to stick it.-Toll[/COLOR]