Michener sends out an address over the Valkyrie network. People across the country listen to it on cell phones and over the radio. The Nathan James starts up the Mississippi to spread the cure. 

Valerie hands out cell phones to the crew that have a custom app for them to identify McDowell. Rachel describes the booster the crew will receive, and how to spread the cure. 

Jeter and Cruz discuss ordinance supplies and the preparedness of the ship. Cruz is afraid that Immunes will show up to attack at the designated sites. 

Michener teleconferences with Kevin McDowell. Negotiations don't go very well. McDowell threatens future actions. 

Jeter gets word from his in-laws. 

Declan gather's his men's cell phones. They're loading trucks with wheel chairs and surplus navy uniforms. 

Tex tells Rachel he's going to leave to look for his daughter once they land in Vicksburg.

Valerie tracks McDowell, and it looks like he's heading to Europe.

As the Nathan James arrives in Vicksburg, they are shocked by the low turnout. Slattery wants to send a land crew inland. Tex offers to stay, but Chandler sends him to find his daughter. 

McDowell and his men discuss the success of the Nathan James on the road. Somebody calls for water from the back of the truck; they're transporting sick people.

Jeter tries to reach his in-laws again, and overhears that people avoided Vicksburg because of his warning them off. He gets back on and urges people to show up at Memphis. 

Tex is stopped on the road by a man with man with a shotgun. Tex's ex and daughter were staying with him, but Kathleen headed towards Memphis for the cure. Tex finds out that Claire died. He passes the cure along to the man.

Michener tells Chandler about the hope that St Louis might have a large population and a working infrastructure. He plans to relocate the capital. Jeter comes clean about scaring people off to Chandler and Michener. Chandler is understanding, but Michener is pissed. 

Tex arrives at a gas station, and finds people dead from the disease. The one man still alive tells Tex what the immunes are up to. 

Chandler receives the news about McDowell's plan and they decide to send the helicopter ahead with the limited amount of aerosol cure. McDowell unloads the sick people with Immunes dressed in navy uniforms. 

Tex looks for his daughter in the crowd, borrowing a megaphone, and finds her. The ground team arrives in Memphis, and sees Declan's men. Tex calls in McDowell's location. Green reports in with information about Immunes in Navy digicamo. After the Immune make an announcement the the Navy is there to infect the people, the ground team strikes. They neutralize McDowell's men and capture him. Green and Burk keep the now infected civilians in the gates. They manage to calm people as the helicopter arrives. 

Michener visits McDowell and offers him clemency for his cooperation . 

The Nathan James prepares to land in St Louis. The beaches are crowded with  people. the crew spreads the virus, and Miller gets kissed. Tex introduces Kathleen to Rachel. Alisha shows up with Jeter's in-laws. Michener is officially sworn in. 

The crew celebrates at an "innaugural ball." Michener promotes Chandler to Chief of Naval Operations. He details the problems facing his administration, and how Chandler can help.

Green tells a story about an old mission, eulogizing Frankie and entertaining the rest of the crew. The crew starts toasting all those that they have lost. 

Rachel meets Chandler at his hotel room. She plans to leave in the morning to continue spreading the cure. She was pardoned by Michener. They get a little flirty, and she says goodbye. He tells her to find him when she gets back. 

The crew (drunkenly) sings a chanty in the lobby, and Green proposes to Foster. 

Rachel is walking back to her hotel room when somebody approaches her in the hotel room. It's McDowell's second in command. He shoots her.