<Tr> <Td> Carolina Panthers </Td> <Td> </Td> <Td> 0 </Td> <Td> </Td> <Td>. 000 </Td> </Tr> <Tr> <Td> Atlanta Falcons </Td> <Td> </Td> <Td> 0 </Td> <Td> </Td> <Td>. 000 </Td> </Tr> <Tr> <Td> San Diego / Los Angeles Chargers </Td> <Td> </Td> <Td> 0 </Td> <Td> </Td> <Td>. 000 </Td> </Tr> <Tr> <Td> Houston / Tennessee Oilers / Tennessee Titans </Td> <Td> </Td> <Td> 0 </Td> <Td> </Td> <Td>. 000 </Td> </Tr>

Which team played in 4 super bowls but never once held a lead