Resources..

1. US Electoral Map Sized by Electoral Votes, http://bl.ocks.org/rpgove/4016178
2. Chapter 12. Geomapping, Interactive Data Visualization for the Web, http://chimera.labs.oreilly.com/books/1230000000345/ch12.html
3. Let's Make a Bubble Map, http://bost.ocks.org/mike/bubble-map/ Mostly these 3 but we learnt from many many other places..

Data..

Data was downloaded from the American Fact Finder (See instruction here: http://bost.ocks.org/mike/bubble-map/) and FBI Crime Statistics. Please download from the source to ensure data integrity.