re: "I read awhile back that while major grocery chains almost all have sections where they highlight that the products are Kosher, that virtually none of them have section for Halal labeled foods."
Probably because there are three times as many U.S. Jews as U.S. Muslims.
And "awhile back," as you put it, the ratio was far more extreme. The Muslim population in the United States is rocketing upward.

Gold is $1,581/oz today. When it hits $2,000, it will be up 26.5%. Let's see how long that takes. - De 3/11/2013 - ANSWER: 7 Years, 5 Months