<Table> North Carolina--Duke rivalry <Tr> <Td_colspan="2"> North Carolina Tar Heels Duke Blue Devils </Td> </Tr> <Tr> <Th> Sport </Th> <Td> College basketball </Td> </Tr> <Tr> <Th> First meeting </Th> <Td> January 24, 1920 North Carolina 36, Duke 25 </Td> </Tr> <Tr> <Th> Latest meeting </Th> <Td> March 9, 2018 North Carolina 74, Duke 69 </Td> </Tr> <Tr> <Th_colspan="2"> Statistics </Th> </Tr> <Tr> <Th> Meetings total </Th> <Td> 248 </Td> </Tr> <Tr> <Th> All - time series </Th> <Td> North Carolina leads, 137--111 </Td> </Tr> <Tr> <Th> Largest victory </Th> <Td> North Carolina: 37 points (1921) Duke: 35 points (1964) </Td> </Tr> <Tr> <Th> Longest win streak </Th> <Td> North Carolina, 16 (1921--28) </Td> </Tr> <Tr> <Th> Current win streak </Th> <Td> North Carolina, 1 </Td> </Tr> </Table> <Tr> <Td_colspan="2"> North Carolina Tar Heels Duke Blue Devils </Td> </Tr>

When was the last time carolina beat duke