<Tr> <Td_colspan="8"> Despite several team members having grave reservations, NCIS travels to Mexico for a risky mission to locate and rescue Mosley's son . </Td> </Tr> <Table> <Tr> <Th> No . </Th> <Th> Episode </Th> <Th> Air date </Th> <Th> 18--49 rating </Th> <Th> Viewers (millions) </Th> </Tr> <Tr> <Td> </Td> <Td> "Party Crashers" </Td> <Td> October 1, 2017 </Td> <Td> 1.3 / 4 </Td> <Td> 8.95 </Td> </Tr> <Tr> <Td> </Td> <Td> "Se Murio El Payaso" </Td> <Td> October 8, 2017 </Td> <Td> 1.0 / 4 </Td> <Td> 8.46 </Td> </Tr> <Tr> <Td> </Td> <Td> "Assets" </Td> <Td> October 15, 2017 </Td> <Td> 1.1 / 4 </Td> <Td> 8.65 </Td> </Tr> <Tr> <Td> </Td> <Td> "Plain Sight" </Td> <Td> October 22, 2017 </Td> <Td> 1.1 / 3 </Td> <Td> 8.18 </Td> </Tr> <Tr> <Td> 5 </Td> <Td> "Mountebank" </Td> <Td> October 29, 2017 </Td> <Td> 0.8 / 3 </Td> <Td> 7.50 </Td> </Tr> <Tr> <Td> 6 </Td> <Td> "Can I Get a Witness?" </Td> <Td> November 5, 2017 </Td> <Td> 0.9 / 3 </Td> <Td> 8.03 </Td> </Tr> <Tr> <Td> 7 </Td> <Td> "The Silo" </Td> <Td> November 12, 2017 </Td> <Td> 0.9 / 3 </Td> <Td> 7.86 </Td> </Tr> <Tr> <Td> 8 </Td> <Td> "This Is What We Do" </Td> <Td> November 19, 2017 </Td> <Td> 0.7 / 2 </Td> <Td> 6.95 </Td> </Tr> <Tr> <Td> 9 </Td> <Td> "Fool Me Twice" </Td> <Td> November 26, 2017 </Td> <Td> 0.9 / 3 </Td> <Td> 7.64 </Td> </Tr> <Tr> <Td> 10 </Td> <Td> "Forasteira" </Td> <Td> December 10, 2017 </Td> <Td> 0.8 / 3 </Td> <Td> 7.53 </Td> </Tr> <Tr> <Td> 11 </Td> <Td> "All Is Bright" </Td> <Td> December 17, 2017 </Td> <Td> 0.9 / 3 </Td> <Td> 7.21 </Td> </Tr> <Tr> <Td> 12 </Td> <Td> "Under Pressure" </Td> <Td> January 7, 2018 </Td> <Td> 0.9 / 3 </Td> <Td> 7.87 </Td> </Tr> <Tr> <Td> 13 </Td> <Td> "Cac Tu Nhan" </Td> <Td> January 14, 2018 </Td> <Td> 1.1 / 4 </Td> <Td> 9.12 </Td> </Tr> <Tr> <Td> 14 </Td> <Td> "Goodbye, Vietnam" </Td> <Td> March 11, 2018 </Td> <Td> 0.9 / 3 </Td> <Td> 8.03 </Td> </Tr> <Tr> <Td> 15 </Td> <Td> "Liabilities" </Td> <Td> March 18, 2018 </Td> <Td> 0.9 / 3 </Td> <Td> 8.02 </Td> </Tr> <Tr> <Td> 16 </Td> <Td> "Warrior of Peace" </Td> <Td> March 25, 2018 </Td> <Td> 1.1 / 4 </Td> <Td> 8.58 </Td> </Tr> <Tr> <Td> 17 </Td> <Td> "The Monster" </Td> <Td> April 1, 2018 </Td> <Td> 0.8 / 3 </Td> <Td> 7.12 </Td> </Tr> <Tr> <Td> 18 </Td> <Td> "Vendetta" </Td> <Td> April 8, 2018 </Td> <Td> 0.9 / 3 </Td> <Td> 8.14 </Td> </Tr> <Tr> <Td> 19 </Td> <Td> "Outside the Lines" </Td> <Td> April 22, 2018 </Td> <Td> 0.8 / 3 </Td> <Td> 7.57 </Td> </Tr> <Tr> <Td> 20 </Td> <Td> "Reentry" </Td> <Td> April 29, 2018 </Td> <Td> 0.7 / 3 </Td> <Td> 7.62 </Td> </Tr> <Tr> <Td> 21 </Td> <Td> "Where Everybody Knows Your Name" </Td> <Td> May 6, 2018 </Td> <Td> 0.8 / 4 </Td> <Td> 7.71 </Td> </Tr> <Tr> <Td> 22 </Td> <Td> "Venganza" </Td> <Td> May 13, 2018 </Td> <Td> 0.8 / 3 </Td> <Td> 7.32 </Td> </Tr> <Tr> <Td> 23 </Td> <Td> "A Line in the Sand" </Td> <Td> May 20, 2018 </Td> <Td> 0.8 / 3 </Td> <Td> 7.82 </Td> </Tr> <Tr> <Td> 24 </Td> <Td> "Ninguna Salida" </Td> <Td> May 20, 2018 </Td> <Td> 0.8 / 3 </Td> <Td> 7.82 </Td> </Tr> </Table> <Tr> <Th> No . </Th> <Th> Episode </Th> <Th> Air date </Th> <Th> 18--49 rating </Th> <Th> Viewers (millions) </Th> </Tr> <Tr> <Td> </Td> <Td> "Party Crashers" </Td> <Td> October 1, 2017 </Td> <Td> 1.3 / 4 </Td> <Td> 8.95 </Td> </Tr>

When does season 9 of ncis la come out on dvd