A Los Gatos mother is accused of hosting alcohol-filled parties for her teenage son and his friends at her Silicon Valley home and other places and encouraging them to drink heavily and engage in sex acts with intoxicated girls, some of them non-consensual, prosecutors said. Marianne Favro reports. Stay connected: Follow us on Twitter: http://www.twitter.com/nbcbayarea Like us on Facebook: http://www.facebook.com/nbcbayarea Follow us on Instagram: http://www.instagram.com/nbcbayarea Add us on Snapchat @NBCBayArea Catch up on all the day's news: http://www.nbcbayarea.com Download our app: On iOS: http://nbcbay.com/R1BhqYM On Android: http://nbcbay.com/rUcA97h