The Mibulano siblings at their home in Las Vegas, Saturday, June 9, 2018. From left to right: Julien, Solange, David, Muhubiri and Sarah. Their sister, Rosy Mibulano was one of the graduates from Clark County School District recognized for their achievement in spite of their status as refugees. Mibulano came to Las Vegas in 2015 with her family after fleeing the politically unstable Congo. Madelyn Reese/Las Vegas Review-Journal