"We're not seeing more police shootings, just more news coverage!"

According to CNN this wave of police misconduct is not a wave at all. Society is just more aware of it.

http://www.cnn.com/2015/04/20/us/police-brutality-video-social-media-attitudes/

Local police are involved in 400 killings per year and are rarely convicted.

http://www.usatoday.com/story/news/nation/2014/08/14/police-killing-data/14060357/

This website has statistics about police corruption, misconduct, and brutality. Though some might view it as biased. I do, however, find the information valuable.

http://www.policemisconduct.net/statistics/