water shows at sea world. t a courtroom drama is playing out in washington that could forever change the way we see water shows at sea world. the issue is whether human trainers should be allowed to swim with killer whales after the recent death of a trainer. abc s david wright has more. reporter: since the days of shamu, the bond between killer whales and their trainers have been the star attraction at sea world. dazzling families with acrobatic fetes and in 2010 they were feats, and banned from getting in the tank after a trainer was dragged to her death in florida. sea world asked the federal court to lift the ban. sea world argues having their trainers swim with whales is fundamental to its business. they argue banning it is like imposing speed limits at nascar races. making their case in court, eugene scalia, son of the supreme court justice. it is as if the federal government came in and told the nfl that close contact on the football field would have to end. report