at fairview cemetery in la grainth. a line of taxi drivers paid tribute to a coworker. a procession of cabs moved through raleigh to honor the cab driver. he was found shot to death monday. two people have been arrested for his murder. police are investigating whether one of the suspects is also assault in march of last year. >>> senator bernie sanders faced off in another debate tonight. it's the first debate since his overwhelming win in new hampshire. >> debra as mentioned that debate just wrapped up. they touched on several hot top ibz. a will the of attention was on economicee quality and race. they were quick to highlight the places where they did not. >> now, let's turn to the candidates for their opening statements. >> reporter: hillary clinton narrowly grabbed iowa. sanders fresh off victory in new hampshire. the race is closer than some may have predicted. primary votes in iowa and new hampshire showed strengths and weaknesses of the two campaigns. both are pushing hard for minority voters and talked at length to their concerns. >> we are looking at an economy