Denice Matthews of Riverdale joins several hundred people at the Riverdale amphitheater for a prayer vigil for Bobbi Kristina Brown on Monday night, Feb. 9, 2015. Bobbi Kristina Brown, the 21-year-old daughter of the late Whitney Houston and singer Bobby Brown, remains hospitalized since being discovered Jan. 31 unresponsive and face-down in a bathtub. BEN GRAY / BGRAY@AJC.COM