erin? jeff, thank you very much.. and thananks to all l of you fo. good evening with the israeli military saying troops have now surrounded gaza city, we have been watching for most of the evening now some especially heavy air strikes on gaza, intense enough that cnn military analyst cedric layton said earlier tonight it reminded him of what he called the shock and awe air campaign against iraq. here is some of what it looked like and sounded like from sderot, across the border from gaza. with flares overhead for much of the time, israeli warplanes launched wave after wave of air-to-ground guided munitions at targets in gaza. one ripple of tightly grouped ordnance after another could be seen streaking downward, while in the background outgoing artillery followed by thumps of warheaded and shells landing. shortly before this began, antony blinken left on a swing, including stops in israel and jordan. his message was twofold. well, as we said, and it s important, israel h