<Tr> <Th> 155 </Th> <Td> 22 </Td> <Td> `` The Thin Blue Line '' </Td> <Td> David M. Barrett </Td> <Td> Ian Biederman </Td> <Td> May 5 , 2017 ( 2017 - 05 - 05 ) </Td> <Td> 722 </Td> <Td> 9.24 </Td> </Tr>
<Tr> <Th> 155 </Th> <Td> 22 </Td> <Td> `` The Thin Blue Line '' </Td> <Td> David M. Barrett </Td> <Td> Ian Biederman </Td> <Td> May 5 , 2017 ( 2017 - 05 - 05 ) </Td> <Td> 722 </Td> <Td> 9.24 </Td> </Tr>
last season 's last episode of blue bloods
last season 's last episode of blue bloods
The Thin Blue Line
The Thin Blue Line