-- ceo, mark zuker berg -- mark zuker berg. >> this week president obama released his 3.7 3 trillion- dollar budget proposal and technology leaders are said to be critical. >>> san francisco's central subway project is getting high marks from federal transportation officials. that's the word from mayor ed lee as crews have begun digging up the streets. in a press release, he said the federal transit authority listed it in among the highest rated. and he pointed to an allocation of $200 million in president obama's budget proposal. the central subway will run from moscone central through union square and chinatown. >>> in the past two hours, caltrans pave a -- gave a media tour of the area of the eastern span of the bay bridge that will connect to oakland two world series ago. they outlined the goal to get people know about to let people know about this. this will allow people to get to work. caltrans says the work is ahead of schedule. coming up on the meuse at -- coming up on the news at 5:00, tom vacar will have a full report of the lane changes coming to the bay bridge. >>> we are