saturday, july 4th weekend. across the u.s., preparations underway for huge celebrations and scorching temperatures. those details all ahead. mountain mystery, a climber vanishes in thin air 14,000 feet up. he left some traces. is it enough for searchers to track? inside the spy case, new documents show how long u.s. investigators were on the trail of the alleged russian spies. and the ex-husband of one suspect is talking. under fire, calls for the head of gop to resign calling from inside his own party. what michael steele has said about afghanistan and why it has generated so much anger. good morning, everyone, i'm alex whit, we have all that in just a moment for you. but first, we are beginning with strong new words this morning from president obama as the sputtering economic recovery struggles to find new jobs. the latest data on friday shows overall unemployment dropped to 9.5%. but private employers added only