by awill youing student test scores to be part of a teacher evaluation for the first time in state history. among controversial parts allowing school districts to get input from parents ask teachers on how much weight the scores and other factors are given. >> i understand clearly that los angeles is a very different school district than plumis. >> the teacher association fought for years, it is behind this bill. >> this is a evaluation bill. we believe this is an impruf provement. >> local school birds and reformers have lined up against it. saying measure gives teachers union more power, they can agree to count test scores at just 1%. >> we believe this bill is an expansion of collective bargaining. >> opponents point out teacher evaluations cannot be connected to personnel decisions. >> you can have an educator and can't be fired and a good evaluation doesn't prevent from you getting pink slipped. at stake is money from the federal government. >> it doesn't go far enough and this is not going specific enough. >> the feeling is that the feds will deny the state application. in sacramento

bart began awill youing bicycles on trains during peak ridership times. officials say the kmoount commute was problem free. >> there are a few bicyclist who's didn't obey the no bikes rule but everybody was well behaved. >> and there is also flexible for other uses. and i see a lot of bicyclists on bart. and this is a popular thing to do. >> commuters are encouraged to go to bart's web site. this is a test run. >> and if you went for a ride, not bad outside. >> looks like a nice weekend but mild. >> there are things cooling down sharply from heat. we can expect partly cloudy skies and there is temperatures mid-50s and mid-70s. there is some lingering areas of fog, temperatures will hes into 50s and there is cooler pattern for the weekend. and there is 60s to 70s on the coast z hard to call it mild. let's call it cool. there is a look in just a few minutes. >> and still ahead at 4:00 another controversy for the susan bkomen foundation. researchers accusing researchers of misleading women about mammogram autos and court documents reveal prototypes rejected

you have? >> there is the train derailment in ellicott city. closed on frederick road between westchester and columbia pike. probably be awill get around the closure. we will be closed for most of day. see how things are looking for around the capital beltway. bad for the start of your drive. if you are making the drive on 270, we have not seen any major delays or disruptions at boulevard. 95 out of baltimore looks pretty pretty695 to 495 on the beltway. in virginia, there is a trouble spot. fairfax county parkway 286 is closed between 123. center parkway before their blocking two southbound lanes and one northbound lane. back to you. >> thank you. it is another new milestone for apple >> . rob nelson has details for us. a new milestone for apple. on monday that the technology overtook microsoft to become the most valuable public with a marketf value of over $623 billion. there is good news for microsoft. the company's windows telephones are expected to outsell end of thisy the year. put windows in third apple and android devices. good news for millions of plants versus zombies fans. a new version of the video-game the sprin