By Reinis Lacis (@LamarMatic)
Back in 2014-15 Kemba Walker was the third worst pull up 3-point shooter in the league. The point guard revised his shooting form during the summer, started to burn any defender who went under the screen on him and made the fourth most pull up threes in 2015-16.
http://www.atthehive.com/2016/5/20/11689468/looking-back-at-kemba-walkers-pull-up-threes