Today, our latest incident comes from the Australian Open and one unfortunate ball boy.

MORE: Serena Williams sounds off | Must-see photos

Feliciano Lopez with the serve. Wait … can someone please go check on that young man?

Oh no.

Let’s run back the tape.

.

Wait, how fast was that?

/Quickly converts. … Yup, that’s 121 mph. A valiant effort to try and play through it, but taking a knee was the right move.

Watch the serve, in full, below.

(Source: FTW)