Greg Strause

Skyline -- A group of friends in Los Angeles witness an alien invasion, which leads to an all-out war between humans and aliens.

xXx: State of the Union -- Darius Stone, a new agent in the XXX program, is sent to Washington, DC to defuse a power struggle amongst national leaders.

Strange lights descend on the city of Los Angeles, drawing people outside like moths to a flame, where an extraterrestrial force threatens to swallow the entire human population off the face of the Earth.

A group of friends in Los Angeles witness an alien invasion, which leads to an all-out war between humans and aliens.