You are right. I'm not from the US and my definition of Midwest was totally off. This map confirms my ignorance: https://bl.ocks.org/mbostock/2522624ada2c1f9e0f

You are right. I'm not from the US and my definition of Midwest was totally off. This map confirms my ignorance: https://bl.ocks.org/mbostock/2522624ada2c1f9e0fafb75cca09442b https://bl.ocks.org/mbostock/2522624ada2c1f9e0fafb75cca09442... Thanks for pointing it out.