WASHINGTON— Gov. Bill Richardson on Sunday said Secretary of Defense Donald Rumsfeld should resign, in part because "our policy in Iraq is just not working." "My view is the secretary should step aside," Richardson said at the outset of a 10-minute interview on "Face the Nation." Richardson, a Democrat who is viewed as a likely presidential contender in 2008, said the fact that six military generals have publicly called for Rumsfeld's resignation...is significant. "We should listen to what these generals are saying," Richardson said. "These are six distinguished military officers who were involved in the invasion and occupation of Iraq....