5 Ridiculously Awesome NCIS: Los Angeles Facts - "Fallout"

Go behind-the-scenes with inside info on last night's episode with amazing facts from CBS Sync!

Did You Know?

1. Did You Know?

According to the Center for Disease Control, Cobalt-60 is used in radiation therapy. It is a hard, gray-blue metal that resembles iron or nickel.
Listen Closely

2. Listen Closely

The vibrations heard are actual Morse code for "Case in Ops."

3. Oorah!

"Oorah," the Marine battle cry, was originally a Comanche war-cry that translates to "all-right" or "let's go!"
Back To The Future

4. Back To The Future

Payphones were invented by William Gray in 1889. They operated on the honor system for nearly ten years before they were switched to a coin-op system. Payphones were an essential part of communication in the 20th century; and at their peak, there were over 2.5 million in the U.S.