CNN CNN Newsroom March 17, 2013 22:48:00
Patrick defense day, and not to mention, it's big business. there's a lot of money to be made. it's not just about drinking and green. >> i went out with friends last night drinking for st. patrick's day. and i saw leprechauns. a lot of green beer drank last night. listen, i live in chicago, and every year in the chicago river, they would put dye in it and dye it green. how much dye does it take? >> 40 pounds. >> it's environmentally safe, at least that's what we're told, but i want us to see celebrations around the world today, so we had celebrations in dublin, which was the biggest one. abou...
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