Lawrence Adimora

The chief makes a decision that shocks everyone at Seattle Grace; Owen and Cristina attempt to find normalcy; April struggles in her new role; the fifth-year residents receive their first solo surgery assignments.

Unit Chief Jack Garrett and his international response team are called to Tanzania when a 23-member church group disappears.

Gabi unravels as the team receives an anonymous tip about one of their most important cases -- a missing girl they've been tracking for months; Gabi makes a shocking discovery about Sir.