to do a BACKGROUND
check on her.
The Big Bang Theory Season 12, Episode 4
State just wasn't as tough
on BACKGROUND checks pre-9/1 1 .
Breaking Bad Season 4, Episode 8
They're just doing
a BACKGROUND check on me.
The Big Bang Theory Season 4, Episode 7
And the absence of BACKGROUND noise may
mean they weren't calling from the street.
Money Heist Season 3, Episode 4
cosmic BACKGROUND radiation
from the singularity.
The Big Bang Theory Season 12, Episode 13