A mountain lion attacked two brothers in Northern California on Saturday, killing a 21-year-old and severely injuring an 18-year-old in El Dorado County. Subscribe to KCRA on YouTube now for more: http://bit.ly/1kjRAAn Get more Sacramento news: http://www.kcra.com Like us: http://facebook.com/KCRA3 Follow us: http://twitter.com/kcranews Instagram: https://www.instagram.com/kcranews/