<Tr> <Td> US Adult Top 40 (Billboard) </Td> <Td> 6 </Td> </Tr> <Tr> <Td> US Alternative Songs (Billboard) </Td> <Td> </Td> </Tr> <Tr> <Td> US Billboard Hot 100 </Td> <Td> 15 </Td> </Tr> <Tr> <Td> US Mainstream Rock (Billboard) </Td> <Td> 6 </Td> </Tr>

What is the song shadow of the day about