Talking about bacon. And the russian olympics on thin ice. All that ahead this sunday morning. Announcer from abc news, this week with George Stephanopoulos starts now. Good morning. Im martha raddatz. George has the morning off. Its great to have you with us. And we begin with breaking news as more than 20 embassies and consulates are closing around the world right now. And here at home, increased security measures are now in place. Abc news has learned this morning that the intercepted communications that led to the alert indicate terrorists are planning an attack that is going to be big and, quote, strategically significant. Yesterday the white house held an hours long meeting, highlevel meeting with the countrys Top National Security officials to discuss the response to the threat, and weve just learned what went on at that meeting, so lets go straight to jon karl, who is at the white house, and, jon, it sounds like the National Security community is really spooked by this. Reporte