The team must rescue researchers being held hostage on a ship in the South China Sea; Clay's low ranking jeopardizes his future as a SEAL.

Jason and the team come closer to avenging the loss of Echo Team; Mandy takes matters into her own hands after her boss won't approve her mission to take out their biggest target; Jason is unsure of where his relationship with Amy stands.

Ray goes under cover in a busy spice market to make a high-stakes money swap; Jason attempts to take down a terrorist known to wear a suicide belt; Ray realizes the devastating consequences of his decisions.

The team must work with Jason's longtime rival and his team to plan and perfect a raid under the watchful eye of top military brass; Clay delivers solemn news to a teammate's next of kin.

Tensions are high when the team enters a Yemeni house to locate a cellphone linked to a terrorist network and interrogate the family.

Jason leads the team on a dangerous daytime mission; Sonny is wounded and relies on the others to save his life; Jason sees more of Amy; Clay struggles with his long-distance relationship with Stella.

While on a mission to retrieve a downed top-secret drone, the team disobeys orders to save Clay; Clay and Stella's relationship takes a new turn.

Jason and the team must protect an ambassador who refuses to evacuate as the country becomes increasingly unstable; Clay and Stella take their relationship to the next level.

Jason and the SEAL team are sent to intercept the sale of nuclear weapons; Ray is sidelined with a shoulder injury; Jason and Alana are shocked by their kids' reactions when the topic of their reunion is brought up.

The team must protect a delegation of government officials that go to Jalalabad on a publicity tour, even though the officials ignored a credible threat made against them.

After Jason lies about his concussion to get cleared for combat, he and the team plan a final mission to avenge Echo Team's deaths.

The team finds the money that funded the murder of Echo Team on a nearby poppy farm that was previously used to make heroin; Jason meets an intriguing woman on the base.

Following a helicopter crash, the team must proceed with the mission as hostiles close in; an injured and impaired Jason goes after their target alone.

The team is in jeopardy when a risky mission to capture a highly valuable target may actually be a trap; Clay and Davis struggle with their long-distance relationships; Ray has a meeting regarding his involvement with an accidental death.

Jason and the team must rescue an undercover CIA operative after she is captured by terrorists; Clay undergoes the final harrowing exercise for his candidacy into Tier One.

Jason and the team settle into deployment life and get closer to discovering who ambushed Echo Team after Mandy gets a lead from an unlikely source on the base.

Jason and the team must leave their families immediately when their deployment date is moved up after another team is ambushed; Jason and Alana make a big decision about their future; Clay and Stella feel the weight of his marriage proposal.

Jason and the team rescue a Russian scientist and his wife, while Chinese and Russian Special Forces work to stop them; Clay endures his first day with Jason's unit.

Jason and the team feel conflicted when they are tasked with bringing home an American soldier who was captured after deserting, in exchange for detainees in Gitmo.

Jason and the team find innocent civilians in need of rescue just as enemy forces close in on them; the team debates whether to tell Ray that his wife has gone into labor.

An elite unit of Navy SEALs must navigate their professional and personal lives as they execute dangerous, high stakes missions.

In the dark and complex world of America's elite undercover military heroes, Defense Intelligence Agency Deputy Director Patricia Campbell and her team of analysts wield the world's most advanced surveillance technology from headquarters in D.C. All the while, Adam Dalton and his heroic Special Ops squad of highly trained undercover specialists use their unbreakable bond and commitment to freedom to save lives of innocent people and execute missions in some of the most dangerous places in the world.

Chris O'Donnell and LL Cool J star in this second show in the "NCIS" franchise, focusing on the high-stakes world of the Office of Special Projects (OSP) in Los Angeles. Highly trained agents use the most-advanced technologies available and go under cover to apprehend criminals deemed a threat to national security. Special Agent G. Callum can transform himself into whoever he needs to be to infiltrate criminal factions. His partner, former Navy SEAL Sam Hanna, is a surveillance specialist who uses state-of-the-art equipment to monitor field agents and feed them information.

When a group with nefarious intentions attempts to change the world as we know it by altering the past, Lucy, a historian, Wyatt, a soldier, and Rufus, a scientist, unite to form an unlikely partnership, traveling through time to save history. Their riveting adventures take them to some of the most thrilling, volatile and critical events on record, including a venture to the Old West, a sojourn to the Alamo, a visit to the famous Chicago World's Fair and a crusade into Nazi Germany. Along the way, they cross paths with famous historical icons, such as Josephine Baker, Harry Houdini, Ernest Hemingway and infamous rivals Eliot Ness and Al Capone. But every step the team takes to protect history puts everything we know at risk -- because changing one thing changes everything.

Based on the best-selling novel "Point of Impact" by Stephen Hunter, and the 2007 feature film starring Mark Wahlberg, the series stars Ryan Phillippe ("Secrets and Lies") and follows the courageous journey of Bob Lee Swagger, a highly-decorated ex-Marine sniper who is coaxed back into action after he learns about a plot to kill the president. When Swagger's former commanding officer Isaac Johnson, played by Omar Epps ("House"), solicits his expertise in a clandestine operation, Swagger re-emerges from exile only to discover that he is inextricably involved in a disastrous operation with ties to his past.

Phil Coulson (Clark Gregg, reprising his role from "The Avengers" and "Iron Man" ) heads an elite team of fellow agents with the worldwide law-enforcement organization known as SHIELD (Strategic Homeland Intervention Enforcement and Logistics Division), as they investigate strange occurrences around the globe. Its members -- each of whom brings a specialty to the group -- work with Coulson to protect those who cannot protect themselves from extraordinary and inconceivable threats, including a formidable group known as Hydra.

At the helm of the USS Nathan James en route to the Arctic, Capt. Tom Chandler learns that the destroyer will be in the best possible place -- a circumstance his crew must utilize -- to save humanity from extinction. A virus has wiped out more than half the population since the ship embarked, and despite orders from the U.S. government to return, Chandler -- believing home is now a shadow of itself -- decides the safest place to develop a vaccine is at sea. That task falls mainly to virologist Dr. Rachel Scott, a civilian originally assigned to the Nathan James to study birds. "The Last Ship" is based on a novel by William Brinkley and is executive-produced by filmmaker Michael Bay ("Transformers").

Agent Dwayne "King" Pride has a team out of New Orleans' NCIS field office that is investigating crimes that affect military personnel. He's a local guy with a drive to do the right thing and leads agents Christopher LaSalle -- who plays almost as hard as he works -- and former ATF agent Sonja Percy -- who finds being a part of a team an adjustment after years of working undercover assignments on her own. Eccentric coroner Dr. Loretta Wade supports them on cases. Together, they delve into the dark side of the colorful city that's a magnet for servicemen on leave.