<Li> Is or Isn't Entertainment </Li> <Tr> <Th_colspan="2"> Release </Th> </Tr> <Tr> <Th> Original network </Th> <Td> NBC (2010--12) TLC (2013--present) </Td> </Tr> <Tr> <Th> Picture format </Th> <Td> 480i (SDTV) 1080i (HDTV) </Td> </Tr>

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