Rus Blackwell

Iraq veteran Walter Sherman helps a teenage boy locate his missing father, a military pilot who vanished while on a mission; Leo and Walter keep a watchful eye on a teen parolee.

Carrie follows a lead.

Carrie tries to stop a terrorist attack.

Lucas picks up the pieces after being left at the altar by Lindsey (recurring guest star MICHAELA McMANUS), while Nathan and Haley deal with the repercussions of Jamie's (recurring guest star JACKSON BRUNDAGE) abduction. Meanwhile, Brooke is haunted by her past as she considers adopting, and Peyton gets a visit from an old friend.

When Sam gets an unexpected visit from a former Seal buddy asking for help, Michael must infiltrate a protected urban barrio and hunt down a child predator.

After experiencing a minor success, there is a whole new set of issues when members of the group are taken and held hostage.