President Barack Obama said Friday that some members of Congress should share the blame for the Gulf of Mexico oil spill. In an exclusive one-on-one interview with POLITICO, the president said: “I think it’s fair to say, if six months ago, before this spill had happened, I had gone up to Congress and I had said we need to crack down a lot harder on oil companies and we need to spend more money on technology to respond in case of a catastrophic spill, there are folks up there, who will not be named, who would have said this is...