Joshua Riibe, believed to be the last person to see Sudiksha Konanki before she vanished in Punta Cana, said he's trying to 'help' investigators as he warned 'the ocean is a dangerous place'

Friends of the “person of interest” last seen with University of Pittsburgh student Sudishka Konanki before she vanished in the Dominican Republic have publicly stated their support. “The Rock Rapids community stands behind and supports Joshua Riibe and his family,