Christian Wolff is a math genius who lives a double life: he's a small-town accountant who secretly works as a highly trained hitman for the world’s most dangerous criminals. Using his elite focus and lethal skills, he stays one step ahead of anyone who tries to track him down. To bring this level of intensity to life, Ben Affleck trained extensively in Pencak Silat, a Southeast Asian martial art. He wanted his movements to be so economical and sharp that not a single breath or motion was wasted

It might not look like much driving by, but Coober Pedy, South Australia is quite the town -- it's just mostly underground. | Great Big Story

One small step for man, one giant leap for mankind… At 10:56 pm ET on July 20, 1969, Neil Armstrong took humanity’s first steps on the Moon. Those first steps were filmed by a camera mounted on the lunar module, which Armstrong activated on his way down the ladder. #Apollo11 #MoonLanding #NASA | National Air and Space Museum, Smithsonian Institution

WATCH: "That's one small step for man, one giant leap for mankind." On this day in 1969, American astronauts Neil Armstrong and Buzz Aldrin became the first people to step foot on the moon. | PBS NewsHour

"That's one small step for man, one giant leap for mankind." On July 20, 1969, astronaut Neil Armstrong becomes the first human in history to walk on the surface of the moon: http://abc7.ws/2abKzQN | ABC 7 Chicago