you talked about anthony ervin. you might remember in the 2000 sydney olympics 12 years ago he won a gold. he took that gold medal and sold it on ebay with the proceeds he donated the money to charity. that's the kind of guy he is. anthony ervin, in oakland everybody calls him coach tony. he coaches a lot of inner city kids. he is a phenomenal guy in terms what if he does, tonight looking for a gold medal. he says he is a minimalist, doesn't have many belongings, doesn't even have an apartment or house yet. he likes his guitar and he likes the swimming pool. anthony ervin, coach tony, tonight in the water in the 50 freestyle. here is someone not a minimalist, michael phelps. he's got 20 medals and will be in the pool again looking for medal 21 in the 100 butterfly. last night he won the gold in the 200 individual medley. so michael phelps continues to roll along. how about gabby douglas, 16, capturing the imagination and hearts of a lot of people. not just back in the u.s. but here also in london. gabby wins the gol

and anthony ervin for the freestyle semifinals. >> safe to say must see tv. mitt romney's wife is going for the gold at today's olympic games. >> she's not competing but the horse she owns is, rafalca will compete in the dressage competition. it's horse ballet. dressage is when riders with top hats ride their horses through a series of precise maneuvers. we're told ann romney will be cheering from the stands. mitt romney will not be there, he is campaigning in colorado. a little bit. it's unclear if he is going to backtrack on his claim he will not be tuning in to watch on tv. >> still ahead, it's not exactly the road trip he planned. how a driver, look at this, landed his rv right in a swimming pool. that's going to leave a mark. >> oh, man. that's a car wash. looking to the south bay, i'll tell you what's going on. >> welcome back everyone. a live look outside. san francisco this morning, look at the clouds, kind of hovering around the area. should be pretty nice at the coast today. we'll check the forecast coming up. 4:53. >> right now a little lesson how

cal swimmer anthony ervin will try for the gold in the men's 50 meter freestyle. he is back after a 12-year absence. he won gold at the sydney games in 2000, auctioned off the medal to aid the victims of the indian ocean tsunami. >> he's really i think all he has is some books and a guitar. >>-he's involved in the oakland undercurrent, a group that trains inner city kids to swim competitively. watch ervin compete tonight during our prime time coverage starting at 8:00. >> good luck to him. also tonight, michael phelps t the superman swimming in the 100 meter butterfly hoping for his 21st olympic gold medal. you can watch the highlights of the first track and field events get under way today along with women's diving and volleyball. then on saturday, more swimming finals taking place as well as track and field finals, and the beach volleyball elimination round featuring misty may-treanor and kerri walsh. on sunday women's diving and more track and individual and gold. >> 4:52. up next a less than olympic effort. why the america's cup race could have a poor turnout.

. >> also, cal's anthony ervin competes in the 50 semifinals. he later auctioned off the medal to aid the victims of the tsunami. also, the women's eight in rowing features two local olympians. >>> okay. spoil alert. when the music begins, we'll show you the current medal count. when the music stops, it will be safe to watch again. ♪ >> hope you didn't peak. when it comes to olympic tennis, the biggest story line may be the sister act. serena and venus won their match. >> late last year, venus was diagnosed with an autoimmune disease that caused her to drop out for months. marianne favro has the story. >> reporter: well, this is an autoimmune disease. it causes joint pain and severe fatigue. those who have it say they are absolutely amazed at how well venus williams is playing in the london olympics venus williams won in july with her sister serena. right now she is is working on her record fourth gold medal. she also faces a lifelong battle off the court. >> it affects predominantly women, probably 92% of the patients are women. >> reporter: th