What is crispr? a scientist explains (in 5th grader terms)

"CRISPR is a technology that allows us to cut out a specific part of the DNA, and put in a new (and better-working) part in its place", explains biochemist and Sanfilippo Project's chief science correspondent Sage Arbor (PhD, Biotechnology) in the clip below. 
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CRISPR is a technology that allows us to cut out a specific part of the DNA, and put in a new (and better-working) part in its place" - Sage Arbor PhD, Duke University biochemist

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"I've wanted to be a chemist since age 10" -- SFP chief science correspondent Dr. Sage Arbor, PhD (biochemistry)