XM / Sirius merger decision coming today?

Over nine months after the two satellite radio companies announced their intentions to merge, XM and Sirius may finally find out the fate of their plans today, if the Justice Department issues a ruling as is being rumored. Orbitcast reports that the general consensus among industry watchers is that the DOJ will hand down a decision before the closing bell on Wall Street -- a prediction further buoyed by Bear Stearns analyst Robert Peck, whose contacts in DC claim that a ruling is "imminent." As you're probably well aware, this proposed marriage is no ordinary merger, with strong opposition coming from terrestrial broadcasters who cite anti-trust concerns, but who are really just fearful of the market power such an entity would yield. Stay tuned for further updates as this story develops...