The corn market closed down 4 to 5 ¼ cents, with December 6 cents lower for the week. The national average Cash Corn price dropped to $3.71 3/4. December futures averaged $4.19 this month, impacting crop insurance prices. Spillover pressure from soybean losses and crude oil drops contributed to market decline. Harvest is ongoing with minimal precipitation expected. The Argentina corn crop is 26% planted.

Read more at Yahoo Finance: Corn Falls on Friday