international stories. just ahead, a pro-russian militia group is having no part of it. why they're adamantly refusing to put down their weapons. investigators are working to find out who are what caused a ferry to crash killing 29 people. how the captain has now been charged. is he responsible? we're going live to south korea, trying to get some answers. what's your function? ♪ ♪ hooking up the country helping business run ♪ ♪ trains! they haul everything, safely and on time. ♪ tracks! they connect the factories built along the lines. and that means jobs, lots of people, making lots and lots of things. let's get your business rolling now, everybody sing. ♪ norfolk southern what's your function? ♪ ♪ helping this big country move ahead as one ♪ ♪ norfolk southern how's that function? ♪ frequent heartburn? the choice is yours. chalky. not chalky. temporary.