Please answer the following question in 2 paragraphs. 1) Jury nullification is

Please answer the following question in 2 paragraphs.
1) Jury nullification is the power of a criminal trial jury to disregard the evidence or judicial instructions because they believe the law is wrong, nonsensical, or misapplied to a particular case. However, this is a controversial topic, and most jurors are not even aware of this power.
video (Optional): How selecting a jury really works (2:10):
http://www.cnn.com/videos/justice/2015/01/29/orig-how-trial-jury-selection-works.cnn