The 2nd Mass pushes on to Charleston, but some are still grieving the group's recent losses. Weaver learns more about Tector's background before the invasion. And Matt be ...

Ben is placed in harm's way by someone who he thought he could trust. Tom captures another hostage. Weaver offers Matt a job to lift his spirits and make him feel useful. ...

Hal stumbles across bodies of de-harnessed kids and finds someone from his past. Tom and Anne grow closer. And Weaver's health deteriorates just as Tom discovers he may h ...

A familiar face returns to the 2nd Mass, but his intentions remain unknown. Meanwhile, a skitter is captured and brought back to the camp as a prisoner. ...

While on patrol together, Ben and Hal try to help a young boy and wind up having their bikes stolen. ...

The 2nd Mass moves into an airport hanger, but the drafty conditions cause Anne to grow concerned about the group's health. ...

Tom is still haunted by memories of his time with the aliens and begins to wonder if they did something to his mind. Pope, who is in charge of questioning Tom, plants see ...

Three months have passed, now mobilized the 2nd Mass. persists on the run without Tom, but a flaw makes them prey to attack. Tom sees the traps of good and evil on the lo ...

With Weaver leading several squads of fighters against the aliens, Tom remains behind to help protect the civilians as they evacuate. But a major breach in security endan ...

As the 2nd Mass. prepares for a major assault, divisions within the ranks threaten to tear the group apart. Tom has difficulty processing the profound implications of Ann ...

The 2nd Mass. prepares to take the fight to the invaders with an assault on one of their bases. ...

Hal takes the lead fighting an unexpected threat against the children of the 2nd Mass. ...

Lt. Terry Clayton (guest star Henry Czerny - The Tudors) of the 7th Mass arrives with word that the aliens are on their way to attack the 2nd Mass. ...

Hal comes up with a risky new plan to rescue captured teenagers from the aliens, but it might require putting someone at risk. ...

Tom and his team head out to track down more motorcycles for the 2nd Mass., relying on Pope to guide them to a good location. They hit the jackpot until they meet some sk ...

Dr. Michael Harris joins the 2nd Mass with a theory about what might save the teenagers abducted by the aliens. But the plan could be derailed when Tom starts digging for ...

While scouting for supplies, Tom, Hal and their squad encounter a gang of marauders determined to get their hands on the 2nd Massachusetts' weapons. Leading the gang is a ...

The world is left in tatters after a sudden, unprovoked and unexplained invasion by aliens, leaving the planet's remaining human population to fight for survival against ...

As sole witness to a murder, Monk is shuffled off to a safe location until he can give a deposition. When a man is killed by lightning while fishing on the lake outside h ...

Angels Memorial descends into chaos when a plane crashes into the 8th floor. Also, Noa has a car accident and it is up to Mario to save her life. Also, Willis admits to R ...

Willis continues to tend to Rox's medical needs in San Diego and Leanne and Max's father go searching for Ariel. Also, when Noa reveals to Mario she wants to take a job o ...

While rescuing an injured firefighter, Rox is hit by a drunk driver and rushed to Angels Memorial. Willis begins to realize his feelings for Rox and goes to great lengths ...

Elliot fears the worst after hearing the emotional testimony by Detective Gomez's wife at his malpractice trial, but hopes footage Diego shot for his documentary will cha ...

Max is brought to Angels Memorial with breathing difficulty and Ariel tells him she loves him. Also, Rox accompanies Willis and Martin to the funeral of an army buddy of ...

Mario joins Rox and Willis on the scene of a boat crash and, in Center Stage, Leanne works to save a brother and sister who drank boiling water through a straw as part of ...

Rox decides to make amends with her former step coach when she arrives to Angels Memorial with the local high school step team after a pyramid stunt goes wrong. Also, Noa ...

Willis and Rox are called to the scene of a wildfire in the mountains of Los Angeles to tend to the injured firefighters, and they choose to stay to look for a missing yo ...

Over the radio, Leanne and Jesse talk a young girl through how to use the supplies on board a small plane to build a makeshift defibrillator when her mom, the pilot, lose ...

Ethan shows restraint handling the sour nerves among the parties and loved-ones in a drunk car accident, Mario steps up as recovered AA member to stand by the desperate, ...

Jesse is in denial when his brother arrives at Angels Memorial in bad shape after being pinned in a warehouse collapse and further tests reveal he has advanced congestive ...

After Willis's extreme risks for a complex car crash involving Congressman Bryan Reeves and a staffer almost put assistant Rox off field rescue, the PR-obsessed entourage ...

Willis's battle field experience proves priceless again -though daunting his crew- to take vital precautions and help victims at a SWAT drug bust where equally deadly poi ...