the bay area has received billions of federal stimulus dolla dollars, but where has that money gone? we followed the money trail. >>> a lot of sunshine here from the north bay to the south bay. that was all provided by these gusty, dry winds out of the north that didn't even top 20 miles per hour in san jose. also for gilroy. as for tomorrow, we're starting off cold with temperatures in the 30s and 40s. we'll tell you about t that, pl another chance of showers in just a few minutes. >>> for the second night in a row, a battle is brewing between two silicon valley giant companies. cisco challenging microsoft now. we bring in our business tech reporter scott budsman with what the difficulty is now. >> now we have the ability to see each other. challenging skype for $8.5 billion, the first challenge in europe, they say they want to make sure microsoft is not allowed to break other videoconferencing services. the silicon valley parade continues this week. tonight tesla the ones opening the books. they saw their revenues grow thanks largelyo t deals with mercedes, tesla stock moving highe