the lme says that the suit is "without merit." lena khan has been reporting on this story. she says the inclusion of the lme is key: "over the last few weeks, a lot of the attention has focused on the banks - on goldman sachs, jp morgan - and what they're doing with the warehouses, but i think the fact that the lme has designed its rules in a way that enables the banks to create these kinds of queues, that's very significant." the department of justice, the sec, and the federal reserve are all investigating the practice. in today's cover story, the battle between apple and samsung extends beyond stores into the white house, where the obama administration stepped in to referee a patent fight over a samsung technology that was allegedly used by apple in its early iphones. some say the decision is changing how companies can protect their inventions. "it takes away one avenue some patent owners use." the obama administration says it overturned a u.s. international trade commission ruling in order to prevent harm to consumers. if it hadn't gotten involved, apple would have been