Christian Ochoa

A figure from Michael's past threatens to reveal his cover in the middle of a crucial mission. Fiona's boyfriend is targeted by a vicious gang, which places Sam and Jesse in the crossfire.

During an investigation on an international brutal gang of thieves, Sylvester ends up seriously injured after triggering an explosive device.

Marilyn goes behind Grace's back to fix her up with a beagle-breeding couple interested in adopting Grace's baby; Will helps Karen deal with a PR nightmare; Jack and Estefan go to extreme lengths to get rid of a mouse.

New partners Murtaugh and Cole try to find a steady rhythm as they work to solve the murder of a finance executive. Meanwhile, Cole navigates his role with his ex and his daughter; and Avery grapples with the outcome of his campaign for city council.

Mike suffers an injury that could affect his spot in the MLB All-Star Game. Meanwhile, Ginny struggles to find a balance between her baseball career and her personal life.

A rain delay at Petco Park causes the team to hold Kangaroo Court in the clubhouse in order to pass the time. Mike mulls over the option of trading to a new team.