. >>> and the world famous physicist stephen hawkins had but that no one could find these particle on my mother why matter has mass. will once been found and now professor hawkins has lost a $100 bets. >>> for us, it happens in the middle let's check in with elizabeth for the latest on traffic. we've done to separate traffic alerts. one is on alert duck of the bay bridge and the other is out in dixon. right now is not causing any e delays, it is on the upper deck. the investigation still continues. it's been going on since 130 this morning, right now three lands are closed it is near the treasurer island exec. there is no major delay by you may find a slot back up heading toward treasure island. the investigation has been going on for several hours. the fed to dixon on on interstate 80. right there by pictures cool worthis school road. opening more softball lanes heading toward dole drive. no bones of towards some jose. the list out toward berkeley. that is to check with traffic. >>> it looks like it's corn to the cooler days outside as we head toward the afternoon. we've seen some dr

up next, improbable scientific discovery that cost physicist stephen hawkins $100. [ male announcer ]ere. and so too is the summer event. now get an incredible offer on the powerful, efficient c250 sport sedan with an agility control sport-tuned suspension. but hurry before this opportunity...disappears. ♪ the mercedes-benz summer event ends july 31st. ♪ >> john: in international news, iran issued thinly vailed threat in a military drill today that included the firing of bah lostic missiles. islamic republic declared it can destroy nearby american military bases and strike israel within minutes of being attack. >>> body of former palestinian authority president yasser arafat may be exhumed for forensic testing. that follows a request from his widow after a swiss lab found elevated levels of palonium, in clothing and belongings that he is said to have used in final days. close associates of arafat says it suggests he may have been poisoned. arafat died in 2004. >>> some say the case is just about closed on how the universe works. is the final piece of the standard model of physics has