NEW : The Gulf oil spill was `` a multiparty event , '' BP lawyer argues . Billions of dollars are at stake as a judge weighs negligence and financial penalties . BP is fighting to limit fines , while the company 's critics hope to see a landmark punishment . Score: 6
NEW : The Gulf oil spill was `` a multiparty event , '' BP lawyer argues . Billions of dollars are at stake as a judge weighs negligence and financial penalties . BP is fighting to limit fines , while the company 's critics hope to see a landmark punishment . A judge will weigh whether BP was grossly negligent and determine how much it owes .