October 26, 2012 2:16 pm Alameda County Sheriff's Arrest Teens in Castro Valley Killing, Fire Two teen boys are in custody Friday on suspicion of strangling a Castro Valley woman, beating her, and then leaving her body to burn in a robbery-gone-bad last week. US & World Videos 2:18 Workers' Memorial Day: Bay Area community honors those who lost lives on the job 0:52 San Francisco celebrates 4 years of the JFK Promenade serving as a car-free space 0:43 Pleasanton community gathers to remember family of 4 killed in crash 0:52 5 hurt in San Jose crash involving Santa Clara County Sheriff's Office car 3:10 The never-ending election?