HOUSTON – A local rapper assisted officials save a man from jumping off the roof of a gas station in southwest Houston, according to a video posted on Instagram. “This man is about to jump off the roof,” Yung Ro said in the video. We straight.”Yung Ro got out of the car and ran toward the gas station. Once at the gas station Yung Ro yelled to the man of the roof. The man apparently came down from the roof using a contraption set up by officials, the video show.