"Protocol" -- When terrorists threaten to cause a flood in the Middle East that could kill millions of people, Elizabeth\'s hopes of getting a neighboring country to close the dam fade after the government suddenly goes dark during a coup. Also, Stevie is tasked with finding Russell an activity that will help manage his stress, on MADAM SECRETARY, Sunday, May 13 (10:00-11:00 PM ET/PT) on the CBS Television Network. Pictured (L-R) ÃÂ½eljko Ivanek as Russell Jackson and Sebastian Arcelus as Jay Whitman Photo: Best Possible Screen Grab/CBS ÃÂ©2018 CBS Broadcasting, Inc. All Rights Reserved | Episode 4.21 - Protocol | Promotional Episode Photos | Season 4 | Madam Secretary | Gallery

SpoilerTV Image Archive | Gallery | Madam Secretary | Season 4 | Promotional Episode Photos | Episode 4.21 - Protocol | "Protocol" -- When terrorists threaten to cause a flood in the Middle East that could kill millions of people, Elizabeth\'s hopes of getting a neighboring country to close the dam fade after the government suddenly goes dark during a coup. Also, Stevie is tasked with finding Russell an activity that will help manage his stress, on MADAM SECRETARY, Sunday, May 13 (10:00-11:00 PM ET/PT) on the CBS Television Network. Pictured (L-R) ÃÂ½eljko Ivanek as Russell Jackson and Sebastian Arcelus as Jay Whitman Photo: Best Possible Screen Grab/CBS ÃÂ©2018 CBS Broadcasting, Inc. All Rights Reserved

$"Protocol" -- When terrorists threaten to cause a flood in the Middle East that could kill millions of people, Elizabeth\'s hopes of getting a neighboring country to close the dam fade after the government suddenly goes dark during a coup. Also, Stevie is tasked with finding Russell an activity that will help manage his stress, on MADAM SECRETARY, Sunday, May 13 (10:00-11:00 PM ET/PT) on the CBS Television Network. Pictured (L-R) ÃÂ½eljko Ivanek as Russell Jackson and Sebastian Arcelus as Jay Whitman Photo: Best Possible Screen Grab/CBS ÃÂ©2018 CBS Broadcasting, Inc. All Rights Reserved$