BP's vagueness on their attempts to quell the giant oil spill threatening the gulf coast is starting to look deliberate. They're keeping journalists away. They say the 'top kill' method worked. It's emerged it didn't. One congressman has had enough.

Via Amy Davidson at the New Yorker, here's Congressman Charlie Melancon addressing a hearing on the spill on Thursday. He's no bleeding heart. He's supported oil companies before. But the damage to his constituency — damage BP is assiduously preventing journalists from reporting — got too much for him. His heartfelt sadness at what he's seen hints at why they might want to keep reporters away. His testimony becomes too much for him at 2.00, but the whole thing is worth watching: