By Li CohenEvans-Dumaran's mother had posted updates on a GoFundMe page she made to help with his medical expenses.  Her son continued to show signs of improvement, at one point even meeting physician commands for him to open his eyes and "give a thumbs up," Evans said, but it soon became a "roller coaster" as he became less responsive.  Li Cohen is a social media producer and trending reporter for CBS News, focusing on social justice issues