eric fischer has the forecast. >> and these days the one thing more important than eating the food, taking a picture of it. >> maybe they will take a picture but say to the friend, you know, the food looks better than it taste. >> this is the captioning sponsored by cbs this is the "cbs evening news." >> jeff: good evening, everyone, i'm jeff glor, calls for a cease-fire continue though tonight both sides appear to be heading in the opposite direction. israeli tanks are massing at the gaza border. israel briefly did deploy ground troops inside the gaza strip this morning, a precursor to a possible ground invasion. in gaza city thousands of palestinians continue fleeing their homes. many taking shelter in united nations buildings. so far 167 have died in this latest conflict. more than a thousand have been hurt. we begin with holly williams in gaza. >> reporter: in a night of heavy fighting, israeli air strikes pummeled the gaza strip. four israeli commandos were wounded in a gun battle with palestinian militants. the first land incursion since this escalation began. and in this house 18 pe