President Obama, Gordon Brown and Nicolas Sarkozy are set to
accuse Iran of secretly operating a covert, subterranean
facility designed to enrich uranium. Obama will lay out the
details in an 8:30am speech, which is sure to draw wide
discussion over the nature of the facility and how it may
strengthen the case for sanctions against Iran. Here are the
contours today's debate will likely take, and indeed is already
taking. UPDATE: Iran reveals a second facility. Obama, Brown and
Sarkozy threaten sanctions. What will be the Russian and Chinese
role?    • Tough Talk from Obama on Sanctions  Spencer Ackerman
explained that sanctions, not military actions, are the order of
the day. "The three leaders are talking about sanctions, to be
clear, not war," he wrote of Obama, Brown and Sarkozy. "The
three leaders demand full disclosure next week at the P5+1
meeting with Iran on the nuclear portfolio in Geneva. Obama said
the U.S. 'remains committed' to the prospect of a productive
dialogue with the Iranians -- pending di