Well, this is good news and the new lay flat seats (the set up looks cozy and may be comfortable enough to actually sleep) works for me in Business/First.
Delta Air Lines Gets Government OK to Expand Service at London's Heathrow Airport - Nov 10, 2010
Best Way to LHR? Delta’s New Flat Bed Seats (from MSP, ATL and DTW at least) - Planereality

