Woodruff good evening. Im judy woodruff. Ifill and im gwen ifill. Those are just some of the stories were covering on tonights pbs newshour. Major funding for the pbs newshour has been provided by moving our economy for 160 years. Bnsf, the engine that connects us. And the william and flora hewlett foundation, working to solve social and environmental problems at home and around the world. And with the ongoing support of these institutions and foundations. And. This program was made possible by the corporation for public broadcasting. And by contributions to your pbs station from viewers like you. Thank you. Ifill our lead story tonight a fuller picture is emerging of the man who opened fire, killing a dozen civilians at the navy yard in washington. Aaron alexis had a history of trouble during his military service, and may have had mental problems in recent months, but it remained unclear what drove him to start shooting. Well have more on his state of mind, and the state of the invest