Lost Planet 2 - No Longer Thought To Be An XBOX 360 Timed Exclusive.

[quote]
"Day and Date launch on both platforms is the plan," Capcom PR director Chris Kramer told Joystiq. "Might ship a bit earlier in Japan (like RE5), but US/European releases will be simultaneous."</blockquote>

There's still no solid release date announced, simply "Winter".