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Congressman Bill Foster @RepBillFoster
Science & #StPatricksDay is a good combination. https://t.co/qHQjiFw9QR — PolitiTweet.org
NASA @NASA
Here's a #StPatricksDay look at a celestial shamrock! Many consider the shamrock to be a symbol of rebirth and life… https://t.co/ZbISYhbBgz